Artifex Ghostscript up to 10.03.0 Tesseract /tmp/out debug_file path traversal

Summaryinfo

A vulnerability classified as critical was found in Artifex Ghostscript up to 10.03.0. Affected by this issue is the function debug_file of the file /tmp/out of the component Tesseract. Such manipulation leads to path traversal. This vulnerability is documented as CVE-2024-29511. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Artifex Ghostscript up to 10.03.0. Affected by this issue is the function debug_file of the file /tmp/out of the component Tesseract. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Artifex Ghostscript before 10.03.1, when Tesseract is used for OCR, has a directory traversal issue that allows arbitrary file reading (and writing of error messages to arbitrary files) via OCRLanguage. For example, exploitation can use debug_file /tmp/out and user_patterns_file /etc/passwd.

The advisory is available at bugs.ghostscript.com. This vulnerability is handled as CVE-2024-29511 since 03/19/2024. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

Upgrading to version 10.03.1 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.ghostscript.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

• Document Processing Software

Vendor

• Artifex

Name

• Ghostscript

Version

• 10.03

License

• free

Website

• Vendor: https://artifex.com/

CPE 2.3info

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CPE 2.2info

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