CVE-2009-3517 Auth bypass in n/a

Critical 10.0 Published 1 Oct 2009 Updated 7 Aug 2024

Remote attackers can bypass NFSv4 access restrictions on IBM AIX systems by exploiting improper handling of the nfs_portmon setting.

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-2009-3517?

CVE-2009-3517 is a critical authentication bypass vulnerability in Ibm Aix, published on 1 Oct 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

nfs.ext in IBM AIX 5.3.x through 5.3.9 and 6.1.0 through 6.1.2 does not properly use the nfs_portmon setting, which allows remote attackers to bypass intended access restrictions for NFSv4 shares via unspecified vectors.

Which versions are affected by CVE-2009-3517?

It affects 1 product.

Products include Ibm Aix.

How do I fix CVE-2009-3517?

No fix has been published for CVE-2009-3517 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-2009-3517 being exploited?

There is no known exploitation of CVE-2009-3517 in the wild and no public exploit code.

All Ibm Aix vulnerabilities

Sources

Also known as GHSA-7499-pwh5-6vh8.