CVE-2011-1582 Access restriction bypass in Apache Tomcat

Medium 4.3 Published Updated

Remote attackers can bypass servlet security constraints on the first request, allowing unauthorized access to protected resources in Apache Tomcat.

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

What is CVE-2011-1582?

CVE-2011-1582 is a medium-severity authentication bypass vulnerability in Apache Tomcat, published on 20 May 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Apache Tomcat 7.0.12 and 7.0.13 processes the first request to a servlet without following security constraints that have been configured through annotations, which allows remote attackers to bypass intended access restrictions via HTTP requests. NOTE: this vulnerability exists because of an incomplete fix for CVE-2011-1088, CVE-2011-1183, and CVE-2011-1419.

Weakness: CWE-264

Which versions are affected by CVE-2011-1582?

2 open source packages ship an affected version, including org.apache.tomcat:tomcat. It affects 1 product.

PackageAffectedFixed in
org.apache.tomcat:tomcat MavenFrom 7.0.127.0.14
org.apache.tomcat:tomcat MavenFrom 7.0.127.0.14

Products include Apache Tomcat.

How do I fix CVE-2011-1582?

Upgrade org.apache.tomcat:tomcat to 7.0.14 or later.

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

Is CVE-2011-1582 being exploited?

There is no known exploitation of CVE-2011-1582 in the wild and no public exploit code.

All Apache Tomcat vulnerabilities

Sources

Also known as GHSA-3xpj-jgv5-q4vv.

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