CVE-2016-6332 Information disclosure in n/a

High 7.5 Published Updated

Remote attackers can obtain sensitive information from blocked user sessions if login disabling is enabled, requiring an upgrade to MediaWiki.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2016-6332?

CVE-2016-6332 is a high-severity vulnerability in Mediawiki Mediawiki, published on 20 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

MediaWiki before 1.23.15, 1.26.x before 1.26.4, and 1.27.x before 1.27.1, when $wgBlockDisablesLogin is true, might allow remote attackers to obtain sensitive information by leveraging failure to terminate sessions when a user account is blocked.

Weakness: CWE-200

Which versions are affected by CVE-2016-6332?

It affects 1 product.

Products include Mediawiki Mediawiki.

How do I fix CVE-2016-6332?

Upgrade to a fixed version.

Is CVE-2016-6332 being exploited?

There is no known exploitation of CVE-2016-6332 in the wild and no public exploit code.

All Mediawiki Mediawiki vulnerabilities

Sources

Also known as DEBIAN-CVE-2016-6332, GHSA-c8h3-jh33-q8gm.

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