CVE-2013-4552 Auth bypass in n/a

High 7.5 Published Updated

Remote attackers can authenticate as any user by manipulating the uid cookie in the drupalauth module for simpleSAMLphp.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2013-4552?

CVE-2013-4552 is a high-severity authentication bypass vulnerability in n/a, published on 13 May 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

lib/Auth/Source/External.php in the drupalauth module before 1.2.2 for simpleSAMLphp allows remote attackers to authenticate as an arbitrary user via the user name (uid) in a cookie.

Weakness: CWE-287

Which versions are affected by CVE-2013-4552?

It affects 1 product.

Products include Drupalauth Project Drupalauth.

How do I fix CVE-2013-4552?

No fix has been published for CVE-2013-4552 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2013-4552 being exploited?

There is no known exploitation of CVE-2013-4552 in the wild and no public exploit code.

Sources

Also known as GHSA-v7vg-hc4h-5gw6.

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