Blosxom "writeback" plug-in cross-site scripting

blosxom-writeback-plugin-xss (16358) The risk level is classified as MediumMedium Risk

Description:

Blosxom is vulnerable to cross-site scripting, caused by improper filtering of user-supplied input in the 'writeback' plug-in, which fails to properly filter HTML code from the user-supplied input in the comments section. A remote attacker could exploit this vulnerability by embedding malicious script within a specially-crafted comment, which would be executed in the victim's Web browser within the security context of the hosting site, once the comment is viewed. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.

*CVSS:

Base Score: 2.8
  Access Vector: Remote
  Access Complexity: High
  Authentication: Not Required
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 2.7
  Exploitability: High
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Gain Access

Remedy:

No remedy available as of July 9, 2011.

References:

Platforms Affected:

  • Blosxom Blosxom 2.0.0

Reported:

Jun 07, 2004

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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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