CVE-2012-1605 Typo3 Extbase Framework Unsafe Deserialization

What is CVE-2012-1605?

CVE-2012-1605 is a medium-severity unsafe deserialization vulnerability in Typo3 Typo3, published on 4 Sep 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Extbase Framework in TYPO3 4.6.x through 4.6.6, 4.7, and 6.0 unserializes untrusted data, which allows remote attackers to unserialize arbitrary objects and possibly execute arbitrary code via vectors related to "a missing signature (HMAC) for a request argument."

Which versions are affected by CVE-2012-1605?

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

Products include Typo3 Typo3.

How do I fix CVE-2012-1605?

Upgrade typo3/cms to a fixed version for your release line: 4.4.14, 4.5.14 or 4.6.7.

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

Is CVE-2012-1605 being exploited?

There is no known exploitation of CVE-2012-1605 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-7jfm-px59-99w8.