Vulnerability identifier: #VU82079

Vulnerability risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-48566

CWE-ID: CWE-362

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Python
Universal components / Libraries / Scripting languages

Vendor:

Description

The vulnerability allows a remote attacker to gain access to sensitive information,

The vulnerability exists due to a race condition in compare_digest in Lib/hmac.py. A remote attacker can exploit the race and gain unauthorized access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://bugs.python.org/issue40791
http://lists.debian.org/debian-lts-announce/2023/09/msg00022.html
http://security.netapp.com/advisory/ntap-20231006-0013/
http://lists.debian.org/debian-lts-announce/2023/10/msg00017.html

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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.