#VU113558 Out-of-bounds read in Cobalt - CVE-2025-8003
Published: July 31, 2025
Vulnerability identifier: #VU113558
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2025-8003
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cobalt
Cobalt
Software vendor:
Ashlar-Vellum
Ashlar-Vellum
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted CO file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system, leading to arbitrary code execution.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.