- Vulnerability/
- USN-6059-1
USN-6059-1: Erlang vulnerability
First published: Mon May 08 2023(Updated: )
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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/erlang-ssl | <1:24.3.4.1+dfsg-1ubuntu0.1 | 1:24.3.4.1+dfsg-1ubuntu0.1 |
| Ubuntu Linux | =22.10 | |
| All of | ||
| ubuntu/erlang | <1:24.3.4.1+dfsg-1ubuntu0.1 | 1:24.3.4.1+dfsg-1ubuntu0.1 |
| Ubuntu Linux | =22.10 | |
| All of | ||
| ubuntu/erlang-ssl | <1:24.2.1+dfsg-1ubuntu0.1 | 1:24.2.1+dfsg-1ubuntu0.1 |
| Ubuntu Linux | =22.04 | |
| All of | ||
| ubuntu/erlang | <1:24.2.1+dfsg-1ubuntu0.1 | 1:24.2.1+dfsg-1ubuntu0.1 |
| Ubuntu Linux | =22.04 | |
| All of | ||
| ubuntu/erlang-ssl | <1:22.2.7+dfsg-1ubuntu0.2 | 1:22.2.7+dfsg-1ubuntu0.2 |
| Ubuntu Linux | =20.04 | |
| All of | ||
| ubuntu/erlang | <1:22.2.7+dfsg-1ubuntu0.2 | 1:22.2.7+dfsg-1ubuntu0.2 |
| Ubuntu Linux | =20.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2022-37026
- 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
- https://ubuntu.com/security/notices/USN-6059-1 (Advisory)
Frequently Asked Questions
What is the severity of USN-6059-1?
The severity of USN-6059-1 is rated as high due to the potential for remote attackers to bypass client authentication.
How do I fix USN-6059-1?
To fix USN-6059-1, update the affected packages 'erlang-ssl' and 'erlang' to the recommended versions provided by your Ubuntu repository.
Who is affected by USN-6059-1?
USN-6059-1 affects users of Ubuntu 22.10, 22.04, and 20.04 with specific versions of the 'erlang-ssl' and 'erlang' packages.
What is the cause of the vulnerability in USN-6059-1?
The vulnerability in USN-6059-1 is caused by Erlang's improper implementation of TLS client certificate validation during the TLS handshake.
What types of attacks can USN-6059-1 facilitate?
USN-6059-1 can facilitate attacks where a remote attacker successfully bypasses client authentication, potentially compromising secure communication.
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