A vulnerability has been found in PaperThin Commonspot Content Server up to 8.0.0 and classified as critical. Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Multiple absolute path traversal vulnerabilities in PaperThin CommonSpot before 7.0.2 and 8.x before 8.0.3 allow remote attackers to have an unspecified impact via a full pathname in a parameter.

The weakness was shared 04/15/2014 as confirmed advisory (CERT.org). The advisory is shared at kb.cert.org. This vulnerability is known as CVE-2014-2863 since 04/15/2014. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 73611 , which helps to determine the existence of the flaw in a target environment.

Upgrading to version 8.0.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (73611). The entries VDB-69360, VDB-69359, VDB-69358 and VDB-69357 are related to this item.

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• PaperThin

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• Commonspot Content Server

Version

• 8.0

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