CVE-2022-37026

Publication date 21 September 2022

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

In Erlang/OTP before 23.3.4.15, 24.x before 24.3.4.2, and 25.x before 25.0.2, there is a Client Authentication Bypass in certain client-certification situations for SSL, TLS, and DTLS.

From the Ubuntu Security Team

It was discovered that Erlang did not properly implement TLS client certificate validation during the TLS handshake. A remote attacker could use this issue to bypass client authentication.

Read the notes from the security team

Status

Package Ubuntu Release Status
erlang 24.10 oracular
Fixed 1:24.3.4.5+dfsg-1
24.04 LTS noble
Fixed 1:24.3.4.5+dfsg-1
23.10 mantic
Fixed 1:24.3.4.5+dfsg-1
23.04 lunar
Fixed 1:24.3.4.5+dfsg-1
22.10 kinetic
Fixed 1:24.3.4.1+dfsg-1ubuntu0.1
22.04 LTS jammy
Fixed 1:24.2.1+dfsg-1ubuntu0.1
20.04 LTS focal
Fixed 1:22.2.7+dfsg-1ubuntu0.2
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty Ignored end of ESM support, was needs-triage

Notes

mdeslaur

only an issue when client certificates are used

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
erlang

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H