Buffer overflow in Ashlar Graphite

CVE-2023-34308

Ashlar-Vellum Graphite VC6 File Parsing Out-Of-Bounds Write 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 user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-18913.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (58.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-34308?
CVE-2023-34308 is a high-severity vulnerability in Ashlar Graphite, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2024-05-03.
How severe is CVE-2023-34308?
High severity. CVSS v3 base score is 8.8 out of 10.