GHSA-g9rv-6g56-65h8 Typo3 Security Misconfiguration in User Session Handling

Not scored Published

Attackers with valid credentials can maintain access after password changes because sessions are not revoked, bypassing security controls.

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 GHSA-g9rv-6g56-65h8?

GHSA-g9rv-6g56-65h8 is a vulnerability in typo3/cms, published on 5 Jun 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

When users change their password existing sessions for that particular user account are not revoked. A valid backend or frontend user account is required in order to make use of this vulnerability.

Which versions are affected by GHSA-g9rv-6g56-65h8?

4 open source packages ship an affected version, including typo3/cms.

PackageAffectedFixed in
typo3/cms PackagistFrom 8.0.08.7.25
typo3/cms PackagistFrom 8.0.08.7.25
typo3/cms PackagistFrom 9.0.09.5.6
typo3/cms PackagistFrom 9.0.09.5.6

How do I fix GHSA-g9rv-6g56-65h8?

Upgrade typo3/cms to a fixed version for your release line: 8.7.25 or 9.5.6.

Is GHSA-g9rv-6g56-65h8 being exploited?

There is no known exploitation of GHSA-g9rv-6g56-65h8 in the wild and no public exploit code.

Sources

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