CVE-2025-2017: (0Day) Ashlar-Vellum Cobalt CO File Parsing Buffer Overflow Remote Code Execution Vulnerability

Published Mar 11, 2025
·
Updated

Ashlar-Vellum Cobalt CO File Parsing Buffer 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 CO files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25240.

Affected Software

1 affected component
Ashlar Cobalt=12.0.1204.91

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Compensating control

    Use the mitigation referenced by ZDI-CAN-25240 for the Ashlar-Vellum Cobalt CO File Parsing Buffer Overflow / Remote Code Execution vulnerability, since the flaw is in CO file parsing and requires the target to open a malicious file or visit a malicious page.

Event History

Mar 11, 2025
CVE Published
via MITRE·08:42 PM
Data Sourced
via MITRE·08:42 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software
Jun 29, 2026
Advisory Published
via ZDI·09:55 AM
Data Sourced
via ZDI·09:55 AM
DescriptionAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-2017?

CVE-2025-2017 is classified as a critical vulnerability due to its potential for remote code execution.

2

How do I fix CVE-2025-2017?

To mitigate CVE-2025-2017, update Ashlar-Vellum Cobalt to the latest version that includes the security patch.

3

What type of vulnerability is CVE-2025-2017?

CVE-2025-2017 is a buffer overflow vulnerability that can lead to remote code execution.

4

What is required to exploit CVE-2025-2017?

Exploitation of CVE-2025-2017 requires user interaction, typically by opening a specifically crafted file.

5

Which software is affected by CVE-2025-2017?

CVE-2025-2017 specifically affects installations of Ashlar-Vellum Cobalt.

Contact

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