CVE-2007-2039

The Network Processing Unit (NPU) in the Cisco Wireless LAN Controller (WLC) before 3.2.171.5, 4.0.x before 4.0.206.0, and 4.1.x allows remote attackers on a local wireless network to cause a denial of service (loss of packet forwarding) via (1) crafted SNAP packets, (2) malformed 802.11 traffic, or (3) packets with certain header length values, aka Bug IDs CSCsg15901 and CSCsh10841.

• CWE-399

• http://securitytracker.com/id?1017908Third Party Advisory, VDB Entry
• http://www.cisco.com/warp/public/707/cisco-sa-20070412-wlc.shtmlPatch, Vendor Advisory
• http://www.osvdb.org/34137Broken Link
• http://www.osvdb.org/34139Broken Link
• http://www.securityfocus.com/bid/23461Third Party Advisory, VDB Entry
• http://www.vupen.com/english/advisories/2007/1368Third Party Advisory
• https://exchange.xforce.ibmcloud.com/vulnerabilities/33609Third Party Advisory, VDB Entry
• http://securitytracker.com/id?1017908Third Party Advisory, VDB Entry
• http://www.cisco.com/warp/public/707/cisco-sa-20070412-wlc.shtmlPatch, Vendor Advisory
• http://www.osvdb.org/34137Broken Link
• http://www.osvdb.org/34139Broken Link
• http://www.securityfocus.com/bid/23461Third Party Advisory, VDB Entry
• http://www.vupen.com/english/advisories/2007/1368Third Party Advisory
• https://exchange.xforce.ibmcloud.com/vulnerabilities/33609Third Party Advisory, VDB Entry

Published

Apr 16, 2007

Last Modified

Jun 16, 2026

Status

Modified

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