CVE-2017-12999
9.8
CRITICAL
CVSS 3.1
EPSS 1.1%
Description
The IS-IS parser in tcpdump before 4.9.2 has a buffer over-read in print-isoclns.c:isis_print().
How to fix CVE-2017-12999
To remediate CVE-2017-12999, upgrade the affected package to a fixed version below.
- Debian/tcpdump—upgrade to 4.9.2-1 or later
Is CVE-2017-12999 being exploited?
Low — EPSS is 1.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 4.9.2-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |