codeclysm extract up to 3.x /v4 path traversal

Summaryinfo

A vulnerability was found in codeclysm extract up to 3.x. It has been declared as critical. The affected element is an unknown function of the file /v4. Executing a manipulation can lead to path traversal. This vulnerability is tracked as CVE-2024-47877. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in codeclysm extract up to 3.x. It has been declared as critical. This vulnerability affects some unknown processing of the file /v4. 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 integrity, and availability. CVE summarizes:

Extract is aA Go library to extract archives in zip, tar.gz or tar.bz2 formats. A maliciously crafted archive may allow an attacker to create a symlink outside the extraction target directory. This vulnerability is fixed in 4.0.0. If you're using the Extractor.FS interface, then upgrading to /v4 will require to implement the new methods that have been added.

The advisory is shared for download at github.com. This vulnerability was named CVE-2024-47877 since 10/04/2024. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1006.

The vulnerability scanner Nessus provides a plugin with the ID 210390 (SUSE SLES15 / openSUSE 15 Security Update : govulncheck-vulndb (SUSE-SU-2024:3911-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.0.0 eliminates this vulnerability. Applying the patch 4a98568021b8e289345c7f526ccbd7ed732cf286 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (210390). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• codeclysm

Name

• extract

Version

• 3.x

License

• open-source

Website

• Product: https://github.com/codeclysm/extract/

CPE 2.3info

• 🔍

CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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