CVE-2025-2021

Ashlar-Vellum Cobalt XE File Parsing Integer Overflow 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 validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25264.
CVSS

No CVSS.

References
Configurations

Configuration 1 (hide)

cpe:2.3:a:ashlar:cobalt:12.0.1204.91:*:*:*:*:*:*:*

History

08 Aug 2025, 16:27

Type Values Removed Values Added
CPE cpe:2.3:a:ashlar:cobalt:1204.91:*:*:*:*:*:*:* cpe:2.3:a:ashlar:cobalt:12.0.1204.91:*:*:*:*:*:*:*

07 Jul 2025, 18:06

Type Values Removed Values Added
References () https://www.zerodayinitiative.com/advisories/ZDI-25-125/ - () https://www.zerodayinitiative.com/advisories/ZDI-25-125/ - Third Party Advisory
CPE cpe:2.3:a:ashlar:cobalt:1204.91:*:*:*:*:*:*:*
First Time Ashlar
Ashlar cobalt

11 Mar 2025, 21:15

Type Values Removed Values Added
New CVE

Information

Published : 2025-03-11 21:15

Updated : 2025-08-08 16:27


NVD link : CVE-2025-2021

Mitre link : CVE-2025-2021


JSON object : View

Products Affected

ashlar

  • cobalt
CWE
CWE-190

Integer Overflow or Wraparound