ZDI-25-124: (0Day) Ashlar-Vellum Cobalt VC6 File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
First published: Mon Mar 10 2025(Updated: )
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 write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ashlar-Vellum Cobalt | ||
| Ashlar-Vellum Cobalt |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-25-124?
The ZDI-25-124 vulnerability has been assigned a high severity rating due to its potential for remote code execution.
How do I fix ZDI-25-124?
To fix ZDI-25-124, update Ashlar-Vellum Cobalt to the latest version that resolves this vulnerability.
What types of attacks can be executed using ZDI-25-124?
ZDI-25-124 allows attackers to execute arbitrary code on affected installations of Ashlar-Vellum Cobalt.
Who is affected by ZDI-25-124?
Users of Ashlar-Vellum Cobalt are at risk due to the ZDI-25-124 vulnerability.
What is required for exploitation of ZDI-25-124?
Exploitation of ZDI-25-124 requires user interaction, such as visiting a malicious webpage or opening a harmful file.
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