CVE-2007-2037

Severity: low (CVSS 2.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-04-16 · updated 2026-06-16
Weakness: CWE-399

Description

Cisco Wireless LAN Controller (WLC) before 3.2.116.21, and 4.0.x before 4.0.155.0, allows remote attackers on a local network to cause a denial of service (device crash) via malformed Ethernet traffic.

Affected products

Cisco Wireless LAN Controller (WLC): from 3.2 before 3.2.116.21; from 4.0 before 4.0.155.0 — fixed in 3.2.116.21, 4.0.155.0

How to fix

Upgrade to a fixed version: Cisco Wireless LAN Controller (WLC) 3.2.116.21, 4.0.155.0. Check the vendor advisory for mitigations.

References

http://securitytracker.com/id?1017908
http://www.cisco.com/warp/public/707/cisco-sa-20070412-wlc.shtml
http://www.osvdb.org/34135
http://www.securityfocus.com/bid/23461
http://www.vupen.com/english/advisories/2007/1368
https://exchange.xforce.ibmcloud.com/vulnerabilities/33607
http://securitytracker.com/id?1017908
http://www.cisco.com/warp/public/707/cisco-sa-20070412-wlc.shtml
http://www.osvdb.org/34135
http://www.securityfocus.com/bid/23461
http://www.vupen.com/english/advisories/2007/1368
https://exchange.xforce.ibmcloud.com/vulnerabilities/33607

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