Cyber Resilience

CVE-2023-34310

High

Published: 03 May 2024

Published
03 May 2024
Modified
25 August 2025
KEV Added
Patch
CVSS Score v3 7.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0079 74.4th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-34310 is a high-severity Use of Uninitialized Variable (CWE-457) vulnerability in Ashlar Cobalt. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 25.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

ashlar
cobalt
12.0.1204.57

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References