Loftek Nexus 543 IP Camera /proc/kcore/ HTTP GET Request path traversal

Summaryinfo

A vulnerability has been found in Loftek Nexus 543 IP Camera and classified as critical. This impacts an unknown function of the file /proc/kcore/. This manipulation with the input .. as part of HTTP GET Request causes path traversal. This vulnerability appears as CVE-2013-3311. The attack may be initiated remotely. In addition, an exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Loftek Nexus 543 IP Camera (Network Camera Software) (the affected version unknown). It has been declared as critical. Affected by this vulnerability is an unknown part of the file /proc/kcore/. The manipulation with the input value .. 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. The summary by CVE is:

Directory traversal vulnerability in the Loftek Nexus 543 IP Camera allows remote attackers to read arbitrary files via a .. (dot dot) in the URL of an HTTP GET request.

The weakness was presented 11/21/2019 by Craig Young as EDB-ID 27878 as not defined exploit (Exploit-DB). It is possible to read the advisory at exploit-db.com. This vulnerability is known as CVE-2013-3311 since 04/30/2013. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

A public exploit has been developed by Craig Young and been published immediately after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at Exploit-DB (27878), SecurityFocus (BID 61970†) and OSVDB (96650†). See VDB-146026 for similar entry. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Network Camera Software

Vendor

• Loftek

Name

• Nexus 543 IP Camera

CPE 2.3info

• 🔍

CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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