CVE-2021-39066 Auth bypass in n/a

Medium 6.3 Published 2 Feb 2022 Updated 17 Sep 2024

Attackers can hijack user sessions in IBM Financial Transaction Manager due to lack of session invalidation, leading to account takeover.

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-2021-39066?

CVE-2021-39066 is a medium-severity authentication bypass vulnerability in Ibm Financial Transaction Manager, published on 2 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

IBM Financial Transaction Manager 3.2.4 does not invalidate session any existing session identifier gives an attacker the opportunity to steal authenticated sessions. IBM X-Force ID: 215040.

Weakness: CWE-384

Which versions are affected by CVE-2021-39066?

It affects 1 product.

Products include Ibm Financial Transaction Manager.

How do I fix CVE-2021-39066?

No fix has been published for CVE-2021-39066 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-2021-39066 being exploited?

There is no known exploitation of CVE-2021-39066 in the wild and no public exploit code.

All Ibm Financial Transaction Manager vulnerabilities

Sources

Also known as GHSA-xj2w-28hg-8jjr.