CVE-2025-68615
9.8
CRITICAL · CVSS 3.1 · EPSS 42.4% (pctl 99)
Patch early
EPSS 42.4% — above the 10% action threshold.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 42.36% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2025-12-23 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| debian | debian linux |
| net-snmp | net-snmp |
References
- https://github.com/net-snmp/net-snmp/security/advisories/GHSA-4389-rwqf-q9gq
- http://www.openwall.com/lists/oss-security/2026/01/09/2
- https://lists.debian.org/debian-lts-announce/2026/01/msg00000.html
- https://www.vicarius.io/vsociety/posts/cve-2025-68615-detection-script-buffer-overflow-vulnerability-affecting-net-snmp
- https://www.vicarius.io/vsociety/posts/cve-2025-68615-mitigation-script-buffer-overflow-vulnerability-affecting-net-snmp
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