Stack-based buffer overflow in Net-snmp - CVE-2025-68615
Published: December 26, 2025
Vulnerability identifier: #VU120607
CSH Severity: Critical
CVSS v4.0: 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/E:U/U:Red
CVE-ID: CVE-2025-68615
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: net-snmp.sourceforge.net
Affected software:
Net-snmp
Net-snmp
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the SnmpTrapd service. A remote unauthenticated attacker can send specially crafted input to port 162/UDP, 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.
How to mitigate CVE-2025-68615
Install updates from vendor's website.