ZDI-25-122: (0Day) Ashlar-Vellum Cobalt LI File Parsing Integer Overflow 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 LI files. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a 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-25-122?
The severity of ZDI-25-122 is high due to its capability for remote code execution.
How do I fix ZDI-25-122?
To fix ZDI-25-122, update Ashlar-Vellum Cobalt to the latest version that includes the security patch.
What type of attack does ZDI-25-122 enable?
ZDI-25-122 enables remote attackers to execute arbitrary code on affected installations.
Is user interaction required to exploit ZDI-25-122?
Yes, user interaction is required as the target must visit a malicious page or open a malicious file.
Which software is affected by ZDI-25-122?
ZDI-25-122 affects installations of Ashlar-Vellum Cobalt.
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