CVE-2021-20373 Path traversal in DB2 for Linux, UNIX and Windows

Medium 5.9 Published 9 Dec 2021 Updated 17 Sep 2024

Attackers can bypass directory restrictions in the LOAD utility to access unauthorized files, leading to information disclosure in IBM Db2.

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-2021-20373?

CVE-2021-20373 is a medium-severity path traversal vulnerability in Ibm Db2, published on 9 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM Db2 9.7, 10.1, 10.5, 11.1, and 11.5 may be vulnerable to an Information Disclosure when using the LOAD utility as under certain circumstances the LOAD utility does not enforce directory restrictions. IBM X-Force ID: 199521.

Which versions are affected by CVE-2021-20373?

It affects 1 product.

Products include Ibm Db2.

How do I fix CVE-2021-20373?

No fix has been published for CVE-2021-20373 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2021-20373 being exploited?

There is no known exploitation of CVE-2021-20373 in the wild and no public exploit code.

All Ibm Db2 vulnerabilities

Sources

Also known as GHSA-fpmw-wfwq-64g9.