CVE-2021-43612
7.5
HIGH
CVSS 3.1
EPSS 0.18%
Description
In lldpd before 1.0.13, when decoding SONMP packets in the sonmp_decode function, it's possible to trigger an out-of-bounds heap read via short SONMP packets.
How to fix CVE-2021-43612
To remediate CVE-2021-43612, upgrade the affected package to a fixed version below.
- Debian/lldpd—upgrade to 1.0.11-1+deb11u1 or later
Is CVE-2021-43612 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.0.11-1+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |