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>> Cisco Service Control Engine Multiple Denial of Service Vulnerabilities

Title : Cisco Service Control Engine Multiple Denial of Service Vulnerabilities
VUPEN ID : VUPEN/ADV-2008-1604
CVE ID : CVE-2008-0534 - CVE-2008-0535 - CVE-2008-0536
Rated as : Moderate Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2008-05-21


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  Receive VUPEN Security notifications by SMS 

Multiple vulnerabilities have been identified in Cisco Service Control Engine (SCE), which could be exploited by attackers to cause a denial of service.

The first issue is caused by an unspecified error in the Secure Shell (SSH) server when handling login attempts, which may result in system instability, temporary resource unavailability, or a reload of the device.

The second vulnerability is caused by illegal Input/Output operations in the SCE management interface when handling SSH traffic, which may result in the loss of management access.

The third vulnerability is caused by an error in the SSH server when handling specific credentials that attempt to change the authentication method, which may result in system instability.

Affected Products

Cisco Service Control Engine (SCE) 1000 Series
Cisco Service Control Engine (SCE) 2000 Series

Cisco Service Control Operating System (SCOS) versions 3.x

Solution

Upgrade to Cisco Service Control Operating System (SCOS) version 3.1.6 :
http://www.cisco.com/pcgi-bin/tablebuild.pl/scos

References

http://www.vupen.com/english/advisories/2008/1604
http://www.cisco.com/warp/public/707/cisco-sa-20080521-sce.shtml

Credits

Vulnerabilities reported by the vendor.

ChangeLog

2008-05-21 : Initial release

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