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CVE-2017-5645

Published: 17 April 2017

In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payload can be sent that, when deserialized, can execute arbitrary code.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
apache-log4j2
Launchpad, Ubuntu, Debian
impish Not vulnerable
(2.10.0-2)
hirsute Not vulnerable
(2.10.0-2)
jammy Not vulnerable
(2.10.0-2)
kinetic Not vulnerable
(2.10.0-2)
lunar Not vulnerable
(2.10.0-2)
artful Ignored
(end of life)
bionic Not vulnerable
(2.10.0-2)
cosmic Not vulnerable
(2.10.0-2)
disco Not vulnerable
(2.10.0-2)
eoan Not vulnerable
(2.10.0-2)
focal Not vulnerable
(2.10.0-2)
groovy Not vulnerable
(2.10.0-2)
precise Does not exist

trusty Does not exist

upstream
Released (2.7-2)
xenial Needed

yakkety Ignored
(end of life)
zesty Ignored
(end of life)
mantic Not vulnerable
(2.10.0-2)

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H