Apache Qpid broker security bypass

apache-qpid-broker-sec-bypass (77568) The risk level is classified as MediumMedium Risk

Description:

Apache Qpid could allow a remote attacker to bypass security restrictions, caused by an error in the broker authentication mechanism when handling shadow connections from AMQP clients. By sending a specially-crafted NullAuthenticator request, a remote attacker could exploit this vulnerability to authenticate as a AMQP broker and gain unauthorized access to the system.

*CVSS:

Base Score: 5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 3.7
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Bypass Security

Remedy:

Apply the patch for this vulnerability, available from the Apache Qpid SVN Repository. See References.

References:

  • Apache Qpid SVN Repository: Apache Qpid.
  • Apache Web site: Qpid.
  • oss-security: Vincent Danen | 9 Aug: CVE-2012-3467: Unauthorized access (authentication bypass) from client to broker due to use of NullAuthenticator in shadow connections.
  • BID-54954: Apache QPID NullAuthenticator Authentication Bypass Vulnerability
  • CVE-2012-3467: Apache QPID 0.14, 0.16, and earlier uses a NullAuthenticator mechanism to authenticate catch-up shadow connections to AMQP brokers, which allows remote attackers to bypass authentication.
  • OSVDB ID: 84562: Apache Qpid Broker Authentication Mechanism AMQP Client Shadow Connection NullAuthenticator Request Parsing Authentication Bypass
  • RHSA-2012-1277: Moderate: Red Hat Enterprise MRG Messaging 2.2 update
  • RHSA-2012-1279: Moderate: Red Hat Enterprise MRG Messaging 2.2 update
  • SA50186: Apache Qpid AMQP Client Shadow Connection Authentication Bypass Vulnerability

Platforms Affected:

  • Apache Qpid 0.16
  • RedHat Enterprise MRG 2

Reported:

Aug 09, 2012

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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