Ashlar-Vellum Graphite 13_SE_13048 VC6 File Parser heap-based overflow

Summaryinfo

A vulnerability was found in Ashlar-Vellum Graphite 13_SE_13048. It has been rated as critical. Affected by this issue is some unknown functionality of the component VC6 File Parser. This manipulation causes heap-based overflow. This vulnerability is tracked as CVE-2024-13051. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Ashlar-Vellum Graphite 13_SE_13048. It has been declared as critical. Affected by this vulnerability is an unknown function of the component VC6 File Parser. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Ashlar-Vellum Graphite VC6 File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Graphite. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of VC6 files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-24977.

It is possible to read the advisory at zerodayinitiative.com. This vulnerability is known as CVE-2024-13051 since 12/30/2024. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/04/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Ashlar-Vellum

Name

• Graphite

Version

• 13_SE_13048

License

• commercial

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CPE 2.2info

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