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CVE-2020-8037

Published: 4 November 2020

The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.

Priority

Low

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
tcpdump
Launchpad, Ubuntu, Debian
trusty Needed

impish Not vulnerable
(4.99.0-2)
bionic
Released (4.9.3-0ubuntu0.18.04.2)
focal
Released (4.9.3-4ubuntu0.1)
upstream
Released (4.99.0-2, 4.9.3-7)
hirsute Not vulnerable
(4.9.3-7)
xenial
Released (4.9.3-0ubuntu0.16.04.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
jammy Not vulnerable
(4.99.0-2)
lunar Not vulnerable
(4.99.0-2)
groovy Ignored
(end of life)
kinetic Not vulnerable
(4.99.0-2)
mantic Not vulnerable
(4.99.0-2)
Patches:
upstream: https://github.com/the-tcpdump-group/tcpdump/commit/e4add0b010ed6f2180dcb05a13026242ed935334 (master)
upstream: https://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231 (4.9)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H