CVE-2007-2038
The Network Processing Unit (NPU) in the Cisco Wireless LAN Controller (WLC) before 3.2.193.5, 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 ID CSCsg36361.
Key facts
- CVSS score
- 6.1 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:A/AC:L/Au:N/C:N/I:N/A:C- EPSS score
- 1.0% (61th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2007-2033)
- Published
- April 16, 2007
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2007-2033 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- cisco / 2000 wireless lan controller
- cisco / 2100 wireless lan controller
- cisco / 4100 wireless lan controller
- cisco / 4400 wireless lan controller
Certified products that may be affected
1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.
- Cisco Unified Wireless Network Solution composed of the following components: Cisco Aironet 1130, 1230, and 1240 AG Series Access Points; Cisco 4400 Series Wireless LAN Controllers; Cisco Catalyst 6500 Series Wireless Integrated Services Module (WiSM); Cisco Wireless Control System (WCS); Cisco Secure Access Control Server (ACS); Cisco 2710 Wireless Location - Cisco Systems, Inc. - Common Criteria CCEVS-VR-VID-10324-2009 - archived
References
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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