Description
net-snmp is a SNMP application library, tools and daemon. Prior to versions 5.9.5 and 5.10.pre2, a specially crafted packet to an net-snmp snmptrapd daemon can cause a buffer overflow and the daemon to crash. This issue has been patched in versions 5.9.5 and 5.10.pre2.
Affected products
net-snmp: net-snmp; debian: debian linux
References5
- github.com/net-snmp/net-snmp/security/advisories/GHSA-4389-rwqf… Vendor Advisory
- lists.debian.org/debian-lts-announce/2026/01/msg00000.html Mailing ListVendor Advisory
- www.vicarius.io/vsociety/posts/cve-2025-68615-detection-script-… ExploitMitigationThird Party Advisory
- www.openwall.com/lists/oss-security/2026/01/09/2 Mailing ListThird Party Advisory
- www.vicarius.io/vsociety/posts/cve-2025-68615-mitigation-script… MitigationThird Party Advisory
Metrics
- CVSS 3.1
-
9.8
CRITICAL
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 42% percentile: 99 · as of 11 November 2026
- CWE
- CWE-119
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.