CVE-2020-14387
HIGHrsync 3.2.0pre1-3.2.3 - Unauthenticated Man-in-the-Middle via Certificate Hostname Mismatch
Title source: llmDescription
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.
References (1)
Core 1
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1875549
Scores
CVSS v3
7.4
EPSS
0.0014
EPSS Percentile
33.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Details
CWE
CWE-297
Status
published
Products (2)
samba/rsync
3.2.0 (4 CPE variants)
samba/rsync
3.2.1 - 3.2.4
Published
May 27, 2021
Tracked Since
Feb 18, 2026