Arbitrary client-side file overwrite in Rsync



Published: 2022-08-08
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-29154
CWE-ID CWE-22
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
Rsync
Server applications / Other server solutions

Vendor Samba

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Path traversal

EUVDB-ID: #VU66189

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-29154

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote server to perform directory traversal attacks.

The vulnerability exists due to input validation error within the rsync client  when processing file names. A remote malicious server overwrite arbitrary files in the rsync client target directory and subdirectories on the connected peer.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Rsync: 3.2.0 - 3.2.4pre4


CPE2.3 External links

http://www.openwall.com/lists/oss-security/2022/08/02/1

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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