CVE-2023-50936 IBM PowerSC session fixation

Medium 6.3 Published 2 Feb 2024 Updated 2 Aug 2024

An authenticated user can impersonate another user due to sessions not being invalidated after logout in IBM PowerSC.

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

What is CVE-2023-50936?

CVE-2023-50936 is a medium-severity authentication bypass vulnerability in IBM PowerSC, published on 2 Feb 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

IBM PowerSC 1.3, 2.0, and 2.1 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 275116.

Weakness: CWE-613

Which versions are affected by CVE-2023-50936?

It affects 1 product.

Products include Ibm Powersc.

How do I fix CVE-2023-50936?

No fix has been published for CVE-2023-50936 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-2023-50936 being exploited?

There is no known exploitation of CVE-2023-50936 in the wild and no public exploit code.

Sources

Also known as GHSA-vg2x-vpgh-c7jj.