CVE Vulnerability

CVE-2020-14387

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.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.4 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1875549 Issue Tracking Patch
Configurations

Configuration 1

cpe:2.3:a:samba:rsync:3.2.0:-:*:*:*:*:*:*
cpe:2.3:a:samba:rsync:3.2.0:pre1:*:*:*:*:*:*
cpe:2.3:a:samba:rsync:*:*:*:*:*:*:*:*
cpe:2.3:a:samba:rsync:3.2.0:pre2:*:*:*:*:*:*
cpe:2.3:a:samba:rsync:3.2.0:pre3:*:*:*:*:*:*
Information

Published : 2021-05-27 08:15

Updated : 2021-06-09 02:54

NVD link : CVE-2020-14387

Mitre link : CVE-2020-14387

Products Affected

Rsync

Samba

CWE
CWE-297

Improper Validation of Certificate with Host Mismatch