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CVE-2020-14387

Published: 27 May 2021

A flaw was found in rsync in versions since 3.2.0pre1. Rsync improperly validates certificate with host mismatch vulnerability. A remote, unauthenticated attacker could exploit the flaw by performing a man-in-the-middle attack using a valid certificate for another hostname which could compromise confidentiality and integrity of data transmitted using rsync-ssl. The highest threat from this vulnerability is to data confidentiality and integrity. This flaw affects rsync versions before 3.2.4.

Priority

Medium

CVSS 3 base score: 7.4

Status

Package Release Status
rsync
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
precise Not vulnerable
(code not present)
trusty Not vulnerable
(code not present)
upstream
Released (3.2.3-1)
xenial Not vulnerable
(code not present)
Patches:
upstream: https://git.samba.org/?p=rsync.git;a=commitdiff;h=c3f7414c450faaf6a8281cc4a4403529aeb7d859