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>> Cisco IOS Secure Sockets Layer Packets Processing Denial of Service Vulnerabilities

Title : Cisco IOS Secure Sockets Layer Packets Processing Denial of Service Vulnerabilities
VUPEN ID : VUPEN/ADV-2007-1910
CVE ID : CVE-2007-2813
Rated as : Moderate Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2007-05-22


Technical Description    Receive VUPEN Security alerts in a Text format  Receive VUPEN Security alerts in a PDF format  Receive VUPEN Security alerts in an XML format 

Multiple vulnerabilities have been identified in Cisco IOS, which could be exploited by remote attackers to cause a denial of service. These issues are caused by errors when processing malformed Secure Sockets Layer (SSL) packets, which could be exploited by remote attackers to crash an affected device and create a denial of service condition by sending a specially crafted "ClientHello", "ChangeCipherSpec", or "Finished" message during the SSL protocol exchange with the vulnerable device.

Affected Products

Cisco IOS 12.x

Solution

Apply patches :
http://www.cisco.com/warp/public/707/cisco-sa-20070522-SSL.shtml#software

References

http://www.vupen.com/english/advisories/2007/1910
http://www.cisco.com/warp/public/707/cisco-sa-20070522-SSL.shtml

Credits

Vulnerabilities reported by the vendor

ChangeLog

2007-05-22 : Initial release

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