96481 : PHP OpenID XRDS Data XML External Entity (XXE) Request Handling Issue
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Timeline

Disclosure Date
2013-08-21

Description

PHP OpenID contains a flaw that is triggered during the parsing of XRDS XML data. The issue is due to an incorrectly configured XML parser accepting XML external entities from an untrusted source. By sending specially crafted request, a remote attacker can cause a denial of service or gain access to potentially sensitive information.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Confidentiality, Loss of Availability
Solution: Patch / RCS
Exploit: Exploit Unknown
Disclosure: Vendor Verified, Coordinated Disclosure

Solution

Currently, there are no known workarounds or upgrades to correct this issue. However, a patch has been committed to the source code repository (e.g. GIT, CVS, SVN) that addresses this vulnerability. Until it is incorporated into the next release of the software, manually patching an existing installation is the only known available solution. Check the vendor links in the references section for more information.

Products

Janrain, Inc.
PHP OpenID
2.2.2

References

Credit

CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2013-08-21 | Disagree? | There are 2 more: View All

Access_vector_2 Access_complexity_2 Authentication_2 Confidentiality_impact_1 Integrity_impact_1 Availability_impact_1

Comments

No Comments.

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