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CVE-2018-20553

Published: 28 December 2018

Tcpreplay before 4.3.1 has a heap-based buffer over-read in get_l2len in common/get.c.

Notes

AuthorNote
ccdm94
version 4.3.2 includes the fix applied by the original patch,
however, additional fixes have been released since, and 4.3.2
does not include those.

Priority

Low

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
tcpreplay
Launchpad, Ubuntu, Debian
bionic
Released (4.2.6-1ubuntu0.1~esm2)
Available with Ubuntu Pro
cosmic Ignored
(end of life)
disco Not vulnerable
(4.3.1-2)
eoan Ignored
(end of life)
focal
Released (4.3.2-1ubuntu0.1~esm1)
Available with Ubuntu Pro
groovy Ignored
(end of life)
hirsute Not vulnerable
(4.3.3-2)
impish Not vulnerable
(4.3.3-2)
jammy Not vulnerable

kinetic Not vulnerable

lunar Not vulnerable

mantic Not vulnerable

noble Not vulnerable

trusty Does not exist
(trusty was needed)
upstream
Released (4.3.3)
xenial
Released (3.4.4-2+deb8u1ubuntu0.1~esm2)
Available with Ubuntu Pro
Patches:
upstream: https://github.com/appneta/tcpreplay/pull/584/commits/4f51c34c353759701057178f45dc7ba37e014994
upstream: https://github.com/appneta/tcpreplay/pull/532/commits/6b830a1640ca20528032c89a4fdd8291a4d2d8b2

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H