[NT] Skype skype4com URI Handler Remote Heap Corruption Vulnerability

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Skype skype4com URI Handler Remote Heap Corruption Vulnerability
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SUMMARY

A vulnerability allows remote attackers to execute arbitrary code on
vulnerable installations of Skype. User interaction is required to exploit
this vulnerability in that the target must visit a malicious page.

DETAILS

Vulnerable Systems:
* Skype versions prior to 3.6 GOLD

The specific flaw exists within the 'skype4com' URI handler created by
Skype during installation. When processing short string values through
this handler an exploitable memory corruption may occur which can result
in arbitrary code execution under the context of the current user.

Vendor Response:
Skype has corrected this issue as of 11/15/2007. All clients updated or
installed as of that date are patched to this issue.

Disclosure Timeline:
2007.11.02 - Vulnerability reported to vendor
2007.12.06 - Coordinated public release of advisory

CVE Information:
<http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5989>
CVE-2007-5989


ADDITIONAL INFORMATION

The information has been provided by <mailto:zdi-disclosures@xxxxxxxx>
The Zero Day Initiative (ZDI).
The original article can be found at:
<http://www.zerodayinitiative.com/advisories/ZDI-07-070.html>
http://www.zerodayinitiative.com/advisories/ZDI-07-070.html



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