Vulnerability identifier: #VU66189

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-29154

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Rsync
Server applications / Other server solutions

Vendor: Samba

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

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

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.