Cisco Security Advisory
SQL Injection Vulnerability in Cisco Wireless Control System
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AV:N/AC:L/Au:S/C:C/I:C/A:C/E:F/RL:OF/RC:C
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Cisco Wireless Control System (WCS) contains a SQL injection vulnerability that could allow an authenticated attacker full access to the vulnerable device, including modification of system configuration; create, modify and delete users; or modify the configuration of wireless devices managed by WCS.
Cisco has released software updates that address this vulnerability.
There are no workarounds for this vulnerability.
This advisory is posted at https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20100811-wcs.
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Vulnerable Products
Cisco WCS devices running software 6.0.x are affected by this vulnerability.
Note: Cisco WCS software release 7.0 is not affected by this vulnerability. Cisco WCS version 7.0.164.0 (which is the first 7.0 version) already contains the fix for this vulnerability. Cisco WCS software releases prior to 6.0 are not affected by this vulnerability.
The version of WCS software installed on a particular device can be found via the Cisco WCS HTTP management interface. Choose Help > About the Software to obtain the software version.
Products Confirmed Not Vulnerable
Cisco Wireless LAN Controllers (WLC) are not affected by this vulnerability. No other Cisco products are currently known to be affected by this vulnerability.
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Cisco WCS enables an administrator to configure and monitor one or more WLCs and associated access points.
A SQL injection vulnerability exists in Cisco WCS. Exploitation could allow an authenticated attacker to modify system configuration; create, modify and delete users; or modify the configuration of wireless devices managed by WCS.
This vulnerability is documented in Cisco bug ID CSCtf37019 ( registered customers only) and has been assigned Common Vulnerabilities and Exposures (CVE) ID CVE-2010-2826.
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There are no workarounds for this vulnerability.
Mitigation techniques that can be deployed on Cisco devices within the network are available in the Cisco Applied Mitigation Bulletin companion document for this advisory: https://sec.cloudapps.cisco.com/security/center/content/CiscoAppliedMitigationBulletin/cisco-amb-20100811-wcs.
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When considering software upgrades, also consult http://www.cisco.com/go/psirt and any subsequent advisories to determine exposure and a complete upgrade solution.
In all cases, customers should exercise caution to be certain the devices to be upgraded contain sufficient memory and that current hardware and software configurations will continue to be supported properly by the new release. If the information is not clear, contact the Cisco Technical Assistance Center (TAC) or your contracted maintenance provider for assistance.
This vulnerability is fixed in Cisco WCS version 6.0.196.0.
Cisco WCS software can be downloaded from this location:
https://sec.cloudapps.cisco.com/support/downloads/go/Redirect.x?mdfid=279705270 ( registered customers only)
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The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability described in this advisory.
This vulnerability was found during the troubleshooting of a customer service request.
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To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.
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