Detections
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CVE-2017-12997

high

Description

The LLDP parser in tcpdump before 4.9.2 could enter an infinite loop due to a bug in print-lldp.c:lldp_private_8021_print().

References

https://security.gentoo.org/glsa/201709-23

https://github.com/the-tcpdump-group/tcpdump/commit/34cec721d39c76be1e0a600829a7b17bdfb832b6

https://access.redhat.com/errata/RHEA-2018:0705

http://www.debian.org/security/2017/dsa-3971

https://support.apple.com/HT208221

http://www.tcpdump.org/tcpdump-changes.txt

http://www.securitytracker.com/id/1039307

http://www.securityfocus.com/bid/100914

Details

Source: Mitre, NVD

Published: 2017-09-14

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.01484