Technical Description

A vulnerability has been identified in Sun SPARC Enterprise Server, which could be exploited by remote attackers to cause a denial of service. This issue is caused by unspecified errors in the eXtended System Control Facility (XSCF) Control Package (XCP) when processing certain telnet, Secure Shell (SSH), and httpd requests, which could be exploited by remote unauthenticated attackers to cause the XSCF to reboot, leading to a denial of service condition.

Affected Products

Sun SPARC Enterprise M4000 Server with XSCF Control Package (XCP) firmware versions prior to 1050
Sun SPARC Enterprise M5000 Server with XSCF Control Package (XCP) firmware versions prior to 1050
Sun SPARC Enterprise M8000 Server with XSCF Control Package (XCP) firmware versions prior to 1050
Sun SPARC Enterprise M9000 Server with XSCF Control Package (XCP) firmware versions prior to 1050

Solution

Upgrade to XCP version 1050 or later :
http://www.sun.com/download/products.xml?id=46fc425e

References

http://www.vupen.com/english/advisories/2007/4098
http://sunsolve.sun.com/search/document.do?assetkey=1-26-103159-1

Credits

Vulnerability reported by the vendor.

ChangeLog

2007-12-05 : Initial release

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