CVE-2011-4904 Typo3 Improper Access Control

Medium 6.5 Published Updated

Remote attackers can retrieve ExtDirect endpoint services due to missing access control in TYPO3, leading to unauthorized data exposure.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2011-4904?

CVE-2011-4904 is a medium-severity missing authorization vulnerability in Typo3 Typo3, published on 6 Nov 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

TYPO3 before 4.4.9 and 4.5.x before 4.5.4 does not apply proper access control on ExtDirect calls which allows remote attackers to retrieve ExtDirect endpoint services.

Weakness: CWE-20

Which versions are affected by CVE-2011-4904?

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

PackageAffectedFixed in
typo3/cms PackagistAll versions4.4.9
typo3/cms PackagistAll versions4.4.9
typo3/cms PackagistFrom 4.5.04.5.4
typo3/cms PackagistFrom 4.5.04.5.4

Products include Typo3 Typo3.

How do I fix CVE-2011-4904?

Upgrade typo3/cms to a fixed version for your release line: 4.4.9 or 4.5.4.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2011-4904 being exploited?

There is no known exploitation of CVE-2011-4904 in the wild and no public exploit code.

All Typo3 Typo3 vulnerabilities

Sources

Also known as GHSA-qf79-34j4-54m6.

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