Stack-based buffer overflow in PACS Server - CVE-2025-2263
Published: March 17, 2025 / Updated: February 17, 2026
Vulnerability identifier: #VU105785
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-2263
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the EVP_DecryptUpdate function. A remote unauthenticated attacker can trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
PACS Server
How to mitigate CVE-2025-2263
Install updates from vendor's website.
PACS Server - update to 4.2.0