SUSE update for python-py

1) Incorrect Regular Expression

EUVDB-ID: #VU71642

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-42969

CWE-ID: CWE-185 - Incorrect Regular Expression

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient input validation in Subversion repository caused by a mishandled InfoSvnCommand argument. A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.

Mitigation

Update the affected package python-py to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP Applications: 12-SP3 - 12-SP5

SUSE Linux Enterprise High Performance Computing: 12

SUSE Linux Enterprise Module for Public Cloud: 12

SUSE Linux Enterprise Server: 12-SP2-LTSS-ERICSSON - 12-SP5

SUSE Linux Enterprise Software Development Kit: 12-SP5

python-py: before 1.8.1-11.15.2

python3-py: before 1.8.1-11.15.2

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230395-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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