CVE-2023-34288: Ashlar Cobalt

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Ashlar-Vellum Cobalt XE File Parsing Uninitialized Pointer 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 XE files. The issue results from the lack of proper initialization of a pointer prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-17966.

Affected products

• Ashlar Cobalt: before 12.0.1204.54 (fixed in 12.0.1204.54)

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