CVE-2012-4857 Memory corruption in n/a

Critical 9.0 Published 8 Dec 2012 Updated 6 Aug 2024

Remote authenticated users can execute arbitrary code via a crafted SQL statement due to a buffer overflow in IBM Informix.

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-2012-4857?

CVE-2012-4857 is a critical memory corruption vulnerability in Ibm Informix Dynamic Server, published on 8 Dec 2012. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Buffer overflow in IBM Informix 11.50 through 11.50.xC9W2 and 11.70 before 11.70.xC7 allows remote authenticated users to execute arbitrary code via a crafted SQL statement.

Weakness: CWE-119

Which versions are affected by CVE-2012-4857?

It affects 1 product.

Products include Ibm Informix Dynamic Server.

How do I fix CVE-2012-4857?

No fix has been published for CVE-2012-4857 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2012-4857 being exploited?

There is no known exploitation of CVE-2012-4857 in the wild and no public exploit code.

All Ibm Informix Dynamic Server vulnerabilities

Sources

Also known as GHSA-2q3w-q48r-7m5f.