Buffer overflow in Ashlar Graphite
CVE-2023-34306
Ashlar-Vellum Graphite VC6 File Parsing Stack-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 stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-18908.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.009 (59.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Ashlar Graphite — versions 13.0.46
- Ashlar-Vellum Graphite — versions Ashlar-Vellum Graphite v13 Special Edition. Build 13.0.46
Weakness classification (CWE)
References
- www.zerodayinitiative.com/advisories/ZDI-23-866/ (x_research-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-34306?
- CVE-2023-34306 is a high-severity vulnerability in Ashlar Graphite, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2024-05-03.
- How severe is CVE-2023-34306?
- High severity. CVSS v3 base score is 8.8 out of 10.