Konqueror load() denial of service

konqueror-load-dos (45804)

Medium Risk

Description:

Konqueror is vulnerable to a denial of service, caused by the improper handling of JavaScript "document.load()" calls. By sending specially-crafted JavaScript code, a remote attacker could allow the use of a deleted object within the "HTMLTokenizer::scriptHandler()" method and cause the application to crash.

*CVSS:

Base Score:	5
Access Vector:	Network
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Partial
Temporal Score:	4.3
Exploitability:	Proof-of-Concept
Remediation Level:	Unavailable
Report Confidence:	Uncorroborated

Consequences:

Denial of Service

Remedy:

No remedy available as of July 9, 2011.

References:

• Konqueror Web site: Konqueror.
• BID-31696: KDE Konqueror JavaScript 'load' Function Denial of Service Vulnerability
• CVE-2008-5698: HTMLTokenizer::scriptHandler in Konqueror in KDE 3.5.9 and 3.5.10 allows remote attackers to cause a denial of service (application crash) via an invalid document.load call that triggers use of a deleted object. NOTE: some of these details are obtained from third party information.
• SA32208: KDE KHTML "HTMLTokenizer::scriptHandler()" Recursive Document Load Weakness
• VUPEN/ADV-2008-2915: Konqueror document.load() Remote Denial of Service Vulnerability

Platforms Affected:

• KDE Konqueror 3.5.10
• KDE Konqueror 3.5.9

Reported:

Oct 10, 2008

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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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