CVE-2009-3631 TYPO3 Backend Command Injection via Shell Metacharacters in Uploaded File Name

What is CVE-2009-3631?

CVE-2009-3631 is a high-severity command injection vulnerability in Typo3 Typo3, published on 2 Nov 2009. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Backend subcomponent in TYPO3 4.0.13 and earlier, 4.1.x before 4.1.13, 4.2.x before 4.2.10, and 4.3.x before 4.3beta2, when the DAM extension or ftp upload is enabled, allows remote authenticated users to execute arbitrary commands via shell metacharacters in a filename.

Weakness: CWE-94

Which versions are affected by CVE-2009-3631?

8 open source packages ship an affected version, including typo3/cms-backend. It affects 1 product.

Products include Typo3 Typo3.

How do I fix CVE-2009-3631?

Upgrade typo3/cms-backend to a fixed version for your release line: 4.1.13, 4.2.10 or 4.3beta2.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2009-3631 being exploited?

There is no known exploitation of CVE-2009-3631 in the wild and no public exploit code.

Other vulnerabilities in Typo3 Typo3

• CVE-2009-0258 Indexed Search Engine for TYPO3 Command Execution via Metacharacter Injection Critical 10.0
• CVE-2011-3583 Typo3 SQL injection due to faulty prepared statements Critical 9.8
• CVE-2011-4628 Typo3 Authentication Bypass Critical 9.8
• CVE-2023-24814 Persisted Cross-Site Scripting in Frontend Rendering in typo3 High 8.8
• CVE-2021-41113 Cross-Site-Request-Forgery in Backend URI Handling in Typo3 High 8.8

All Typo3 Typo3 vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-3cqw-pxgr-jhrm.