CVE-2023-36655 Auth bypass in n/a

Critical 9.8 Published 6 Dec 2023 Updated 10 Oct 2024

Remote attackers can bypass account blocking restrictions in ProLion CryptoSpike by exploiting case-insensitive username matching during login.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-36655?

CVE-2023-36655 is a critical authentication bypass vulnerability in n/a, published on 6 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The login REST API in ProLion CryptoSpike 3.0.15P2 (when LDAP or Active Directory is used as the users store) allows a remote blocked user to login and obtain an authentication token by specifying a username with different uppercase/lowercase character combination.

Weakness: CWE-287

Which versions are affected by CVE-2023-36655?

It affects 1 product.

Products include Prolion Cryptospike.

How do I fix CVE-2023-36655?

No fix has been published for CVE-2023-36655 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2023-36655 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-36655 exists.

Sources

Also known as GHSA-g73w-69mw-5w4x.