Ashlar-Vellum Cobalt Heap-based Buffer Overflow Remote Code Execution Vulnerability
June 8th, 2023
Vulnerability Details
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 AR files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Additional Details
Fixed in 12.0.1204.54
Disclosure Timeline
- 2022-08-10 - Vulnerability reported to vendor
- 2023-06-08 - Coordinated public release of advisory
Credit
rgod
