CVE-2023-24971 IBM B2B Advanced Communication denial of service

High 7.5 Published 31 Jul 2023 Updated 18 Oct 2024

Attackers can cause denial of service in IBM B2B Advanced Communications by exploiting unsafe deserialization of untrusted Java objects.

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-2023-24971?

CVE-2023-24971 is a high-severity unsafe deserialization vulnerability in IBM B2B Advanced Communications, published on 31 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM B2B Advanced Communications 1.0.0.0 and IBM Multi-Enterprise Integration Gateway 1.0.0.1 could allow a user to cause a denial of service due to the deserializing of untrusted serialized Java objects. IBM X-Force ID: 246976.

Weakness: CWE-502

Which versions are affected by CVE-2023-24971?

It affects 2 products.

Products include Ibm B2b Advanced Communications, Ibm Multi-Enterprise Integration Gateway.

How do I fix CVE-2023-24971?

No fix has been published for CVE-2023-24971 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2023-24971 being exploited?

There is no known exploitation of CVE-2023-24971 in the wild and no public exploit code.

Sources

Also known as GHSA-mqv8-9v3c-wwh2.