The IKEv1 parser in tcpdump before 4.9.2 has a buffer over-read in print-isakmp.c:ikev1_id_print().
https://github.com/the-tcpdump-group/tcpdump/commit/061e7371a944588f231cb1b66d6fb070b646e376
http://www.securitytracker.com/id/1039307
https://support.apple.com/HT208221
https://security.gentoo.org/glsa/201709-23
https://access.redhat.com/errata/RHEA-2018:0705
http://www.tcpdump.org/tcpdump-changes.txt
http://www.debian.org/security/2017/dsa-3971
Source: Mitre, NVD
Published: 2017-09-14
Updated: 2025-04-20
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00636