CVE-2023-30451 Path Traversal in TYPO3 File Abstraction Layer Storages

What is CVE-2023-30451?

CVE-2023-30451 is a medium-severity path traversal vulnerability in Typo3 Typo3, published on 25 Dec 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

In TYPO3 11.5.24, the filelist component allows attackers (who have access to the administrator panel) to read arbitrary files via directory traversal in the baseuri field, as demonstrated by POST /typo3/record/edit with ../../../ in data[sys_file_storage]*[data][sDEF][lDEF][basePath][vDEF].

Weakness: CWE-22

Which versions are affected by CVE-2023-30451?

13 open source packages ship an affected version, including typo3/cms-core and typo3. It affects 1 product.

Products include Typo3 Typo3.

How do I fix CVE-2023-30451?

Upgrade typo3/cms-core to a fixed version for your release line: 10.4.43, 11.5.35, 12.4.11 or 13.0.1.

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

Is CVE-2023-30451 being exploited?

There is no known exploitation of CVE-2023-30451 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 BIT-typo3-2023-30451, GHSA-w6x2-jg8h-p6mp.