80079 : CKEditor / FCKeditor Module for Drupal AJAX Callback Filter XSS Protection Bypass
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Timeline

Disclosure Date
2012-03-14

Description

CKEditor / FCKeditor Module for Drupal contains a flaw in the AJAX callback filter. The filter is designed to block specific blocks of text to prevent XSS attacks. There are a number of flaws in the filter that may allow an attacker to craft an XSS string that will bypass the filter.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified
OSVDB: Web Related

Solution

Upgrade FCKeditor to version 6.x-2.3 or higher and CKEditor to version 6.x-1.9 or 7.x-1.7 or higher, as they have been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Wiktor Walc
CKEditor Module for Drupal
6.x-1.8
7.x-1.6
FCKeditor Module for Drupal
6.x-2.2

References

Credit

CVSSv2 Score

CVSSv2 Base Score = 4.3
Source: nvd.nist.gov | Generated: 2012-09-05 | Disagree?

Access_vector_2 Access_complexity_1 Authentication_2 Confidentiality_impact_0 Integrity_impact_1 Availability_impact_0

Comments

No Comments.

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