Buffer overflow in Ashlar-vellum Argon

CVE-2023-39943

In Ashlar-Vellum Cobalt versions prior to v12 SP2 Build (1204.200), the affected application lacks proper validation of user-supplied data when parsing XE files. This could lead to an out-of-bounds write. An attacker could leverage this vu…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (32.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/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-2023-39943?
CVE-2023-39943 is a high-severity vulnerability in Ashlar-vellum Argon, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-02-04.
How severe is CVE-2023-39943?
High severity. CVSS v3 base score is 7.8 out of 10.