RESTEasy XML information disclosure

resteasy-xml-info-disclosure (72808) The risk level is classified as LowLow Risk

Description:

RESTEasy could allow a remote attacker to obtain sensitive information, caused by an error when processing XML data. By sending specially-crafted XML data, a remote attacker could exploit this vulnerability to obtain contents of local files and other sensitive information.

*CVSS:

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

Consequences:

Obtain Information

Remedy:

Upgrade to the latest version of RESTEasy (2.3.1 or later), available from the RESTEasy Web site. See References.

References:

  • RESTEasy Web site: RESTEasy.
  • RESTEASY-637: RestEasy and XXE injection - Services that accept XML are vulnerable to XXE attacks.
  • RESTEASY-647: RestEasy and XXE injection - Services that accept XML are vulnerable to XXE attacks, Part II.
  • BID-51748: RESTEasy XML Entity References Information Disclosure Vulnerability
  • BID-51766: RESTEasy JaxB XML Entity References Information Disclosure Vulnerability
  • CVE-2011-5245: The readFrom function in providers.jaxb.JAXBXmlTypeProvider in RESTEasy before 2.3.2 allows remote attackers to read arbitrary files via an external entity reference in a Java Architecture for XML Binding (JAXB) input, aka an XML external entity (XXE) injection attack, a similar vulnerability to CVE-2012-0818.
  • CVE-2012-0818: RESTEasy before 2.3.1 allows remote attackers to read arbitrary files via an external entity reference in a DOM document, aka an XML external entity (XXE) injection attack.
  • OSVDB ID: 78679: RESTEasy XML Entity Reference Parsing Remote Information Disclosure
  • OSVDB ID: 78680: RESTEasy JAXB XML Entity Reference Parsing Remote Information Disclosure
  • RHSA-2012-0421: Moderate: rhevm security and bug fix update
  • RHSA-2012-1059: Moderate: resteasy security update
  • SA47818: RESTEasy XML Entity References Information Disclosure Vulnerability
  • SA47832: RESTEasy JAXB XML Entity References Information Disclosure Vulnerability

Platforms Affected:

  • JBoss Enterprise Application Platform 5
  • RedHat RHEL Application Stack 2
  • RESTEasy RESTEasy 2.3

Reported:

Jan 11, 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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