CVE-2017-12896

CRITICAL

Tcpdump < 4.9.1 - Out-of-Bounds Read

Title source: rule

Description

The ISAKMP parser in tcpdump before 4.9.2 has a buffer over-read in print-isakmp.c:isakmp_rfc3948_print().

References (8)

[Third Party Advisory] http://www.debian.org/security/2017/dsa-3971

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1039307

[Vendor Advisory] http://www.tcpdump.org/tcpdump-changes.txt

[Third Party Advisory] https://access.redhat.com/errata/RHEA-2018:0705

[Issue Tracking, Third Party Advisory] https://github.com/the-tcpdump-group/tcpdump/commit/4e430c6b0d8b7e77c7abca7e7afb0c3e727502f2

[Issue Tracking, Patch, Third Party Advisory] https://github.com/the-tcpdump-group/tcpdump/commit/f76e7feb41a4327d2b0978449bbdafe98d4a3771

View Patch ZIP pw:eip

[Third Party Advisory] https://security.gentoo.org/glsa/201709-23

[Third Party Advisory] https://support.apple.com/HT208221

Scores

CVSS v3 9.8

EPSS 0.0206

EPSS Percentile 83.7%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-125

Status draft

Affected Products (7)

tcpdump/tcpdump < 4.9.1

debian/debian_linux

debian/debian_linux

redhat/enterprise_linux_desktop

redhat/enterprise_linux_server

redhat/enterprise_linux_server_aus

redhat/enterprise_linux_server_aus

Timeline

Published Sep 14, 2017

Tracked Since Feb 18, 2026