Ubuntu update for erlang

1) Improper Authentication

EUVDB-ID: #VU69581

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-37026

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error when handling certain client-certification situations for SSL, TLS, and DTLS. A remote attacker can bypass authentication process and compromise the affected system.

Mitigation

Update the affected package erlang to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 22.10

erlang (Ubuntu package): before 1:22.2.7+dfsg-1ubuntu0.2

erlang-ssl (Ubuntu package): before 1:22.2.7+dfsg-1ubuntu0.2

CPE2.3

• cpe:2.3:o:canonical:ubuntu:20.04:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu:22.04:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu:22.10:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:erlang_ubuntu_package:*:*:*:*:*:ubuntu:*:*
• cpe:2.3:o:canonical:erlang-ssl_ubuntu_package:*:*:*:*:*:ubuntu:*:*

External links

https://ubuntu.com/security/notices/USN-6059-1

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.