CVE-2011-1411: Improper Authentication in OpenSAML
Summary
CVE-2011-1411: Improper Authentication in OpenSAML. Affects org.opensaml:opensaml across 2 version ranges.
>= 2.4.0, < 2.4.3
>= 2.5.0, < 2.5.1
Fixed in 2.4.3 or 2.5.1, depending on the release line you run. How to fix ↓
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Background
OpenSAML is a library used for implementing the Security Assertion Markup Language (SAML) protocol. It provides functionality for creating, manipulating, and validating SAML messages. The vulnerability affects versions 2.4.x before 2.4.3 and 2.5.x before 2.5.1 of the Shibboleth OpenSAML library, as well as versions before 2.3.2 of the Identity Provider (IdP).
Vulnerability Detail
The vulnerability in OpenSAML allows remote attackers to forge messages and bypass authentication through an XML Signature wrapping attack. This attack involves manipulating the XML Signature element in a SAML message to wrap it around other elements, tricking the recipient into accepting the forged message as authentic. This can lead to unauthorized access and potential security breaches.
How To Fix
Fixed versions by release line
The minimum fixed version depends on the release line you run.
-
>= 2.4.0, < 2.4.32.4.3 -
>= 2.5.0, < 2.5.12.5.1
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Workaround
There is no known workaround for this vulnerability. It is essential to apply the recommended fix by upgrading to the fixed versions of the affected packages.
Conclusion
The vulnerability in OpenSAML allows for the forging of messages and bypassing of authentication through an XML Signature wrapping attack. To mitigate this vulnerability, it is crucial to upgrade to the fixed versions of the affected packages. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for org.opensaml:opensaml →
FAQ
OpenSAML is a library used for implementing the Security Assertion Markup Language (SAML) protocol. It provides functionality for creating, manipulating, and validating SAML messages.
An XML Signature wrapping attack is a technique used to manipulate the XML Signature element in a SAML message to wrap it around other elements, tricking the recipient into accepting the forged message as authentic.
The vulnerability allows remote attackers to bypass authentication and forge messages, potentially leading to unauthorized access and security breaches.
To fix the vulnerability, it is recommended to upgrade to the fixed versions of the affected packages. For Shibboleth OpenSAML library, upgrade to version 2.4.3 or later for 2.4.x series, and version 2.5.1 or later for 2.5.x series. For the Identity Provider (IdP), upgrade to version 2.3.2 or later.
There is no known workaround for this vulnerability. It is important to apply the recommended fix by upgrading to the fixed versions of the affected packages.
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