A vulnerability classified as critical has been found in man-cgi up to 1.15. This affects an unknown part of the file cgi-bin/man-cgi?/etc/passwd. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality. The summary by CVE is:

man-cgi before 1.16 allows Local File Inclusion via absolute path traversal, as demonstrated by a cgi-bin/man-cgi?/etc/passwd URI.

The bug was discovered 08/08/2018. The weakness was published 08/14/2018 as not defined posting (Bugtraq). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-14429 since 07/19/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1.16 eliminates this vulnerability.

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• man-cgi

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• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15

CPE 2.3info

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CPE 2.2info

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