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Ubuntu 22.10 USN-6059-1 Critical: Erlang TLS Client Auth Bypass

ubuntu
Calendar Grey May 8, 2023
Dist Ubuntu Esm H88
Ubuntu has released USN-6060-1 addressing a Python exploit that permits unauthorized entry to system resources.
Erlang could allow unintended access to network services.

Summary

Erlang could allow unintended access to network services.

Software Description:

- erlang: Concurrent, real-time, distributed functional language

Details:

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.

Topics%20covered

Topics Covered

security advisory critical access control remote attack Ubuntu TLS Erlang

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.10:
  erlang                          1:24.3.4.1+dfsg-1ubuntu0.1
  erlang-ssl                      1:24.3.4.1+dfsg-1ubuntu0.1

Ubuntu 22.04 LTS:
  erlang                          1:24.2.1+dfsg-1ubuntu0.1
  erlang-ssl                      1:24.2.1+dfsg-1ubuntu0.1

Ubuntu 20.04 LTS:
  erlang                          1:22.2.7+dfsg-1ubuntu0.2
  erlang-ssl                      1:22.2.7+dfsg-1ubuntu0.2

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

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

CVE-2022-37026

Severity
critical
Lowest
Low
Medium
High
Critical

May 08, 2023

Topics%20covered

Topics Covered

security advisory critical access control remote attack Ubuntu TLS Erlang

Package Information

https://launchpad.net/ubuntu/+source/erlang/1:24.3.4.1+dfsg-1ubuntu0.1
https://launchpad.net/ubuntu/+source/erlang/1:24.2.1+dfsg-1ubuntu0.1
https://launchpad.net/ubuntu/+source/erlang/1:22.2.7+dfsg-1ubuntu0.2

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