CVE-2024-33663 Security feature bypass in n/a

Medium 6.5 Published 25 Apr 2024 Updated 3 Sep 2024

Attackers can bypass JWT signature verification by exploiting algorithm confusion with OpenSSH ECDSA keys in the python-jose library.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2024-33663?

CVE-2024-33663 is a medium-severity vulnerability in n/a, published on 25 Apr 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

python-jose through 3.3.0 has algorithm confusion with OpenSSH ECDSA keys and other key formats. This is similar to CVE-2022-29217.

Weakness: CWE-327

Which versions are affected by CVE-2024-33663?

It affects 1 product.

Linux distribution packages (2)

`python-python-jose` SUSE:Package Hub 15 SP5	All versions	`3.0.1-bp155.3.3.1`
`python-python-jose` openSUSE:Leap 15.5	All versions	`3.0.1-bp155.3.3.1`

Products include Python-Jose Project Python-Jose.

How do I fix CVE-2024-33663?

Upgrade to a fixed version.

Is CVE-2024-33663 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-33663 exists.

Sources

Also known as CLSA-2026-1769645545, DEBIAN-CVE-2024-33663, MINI-w76p-pgx8-jfqc, UBUNTU-CVE-2024-33663, openSUSE-SU-2024:0118-1.