Description
Ashlar-Vellum Cobalt VC6 File Parsing Type Confusion 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 VC6 files. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25238.
Published: 2025-03-11
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-7460 Ashlar-Vellum Cobalt VC6 File Parsing Type Confusion 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 VC6 files. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25238.
History

Fri, 08 Aug 2025 17:30:00 +0000

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

Fri, 11 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.0004}

epss

{'score': 0.0006}


Mon, 07 Jul 2025 18:30:00 +0000

Type Values Removed Values Added
First Time appeared Ashlar
Ashlar cobalt
CPEs cpe:2.3:a:ashlar:cobalt:1204.91:*:*:*:*:*:*:*
Vendors & Products Ashlar
Ashlar cobalt

Wed, 12 Mar 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 11 Mar 2025 21:00:00 +0000

Type Values Removed Values Added
Description Ashlar-Vellum Cobalt VC6 File Parsing Type Confusion 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 VC6 files. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25238.
Title Ashlar-Vellum Cobalt VC6 File Parsing Type Confusion Remote Code Execution Vulnerability
Weaknesses CWE-843
References
Metrics cvssV3_0

{'score': 7.8, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: zdi

Published:

Updated: 2025-03-12T14:41:38.006Z

Reserved: 2025-03-05T23:40:09.733Z

Link: CVE-2025-2016

cve-icon Vulnrichment

Updated: 2025-03-12T14:25:58.336Z

cve-icon NVD

Status : Analyzed

Published: 2025-03-11T21:15:52.903

Modified: 2025-08-08T17:21:21.503

Link: CVE-2025-2016

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses