CVE-2023-34310: Ashlar Cobalt

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Ashlar-Vellum Cobalt Uninitialized Memory Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Cobalt. 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 CO files. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-19878.

Affected products

• Ashlar Cobalt: version 12.0.1204.57 only

Published 2024-05-03. Last modified 2026-06-17.