Vulnerability Description
Cisco 4100 and 4400, Airespace 4000, and Catalyst 6500 and 3750 Wireless LAN Controller (WLC) software before 3.2 20070727, 4.0 before 20070727, and 4.1 before 4.1.180.0 allows remote attackers to cause a denial of service (traffic amplification or ARP storm) via a crafted unicast ARP request that (1) has a destination MAC address unknown to the Layer-2 infrastructure, aka CSCsj69233; or (2) occurs during Layer-3 roaming across IP subnets, aka CSCsj70841.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | 4100 Wireless Lan Controller | All versions |
| Cisco | 4400 Wireless Lan Controller | All versions |
| Cisco | Airespace 4000 Wireless Lan Controller | All versions |
| Cisco | Catalyst 3750 | All versions |
| Cisco | Catalyst 6500 | All versions |
| Cisco | Wireless Lan Controller Software | 3.2 |
References
- http://secunia.com/advisories/26161Vendor Advisory
- http://www.cisco.com/en/US/products/products_security_advisory09186a008088ab28.s
- http://www.securityfocus.com/bid/25043
- http://www.securitytracker.com/id?1018444
- http://www.vupen.com/english/advisories/2007/2636
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35576
- http://secunia.com/advisories/26161Vendor Advisory
- http://www.cisco.com/en/US/products/products_security_advisory09186a008088ab28.s
- http://www.securityfocus.com/bid/25043
- http://www.securitytracker.com/id?1018444
- http://www.vupen.com/english/advisories/2007/2636
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35576
FAQ
What is CVE-2007-4011?
CVE-2007-4011 is a vulnerability with a CVSS score of 7.1 (HIGH). Cisco 4100 and 4400, Airespace 4000, and Catalyst 6500 and 3750 Wireless LAN Controller (WLC) software before 3.2 20070727, 4.0 before 20070727, and 4.1 before 4.1.180.0 allows remote attackers to cau...
How severe is CVE-2007-4011?
CVE-2007-4011 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2007-4011?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco 4100 Wireless Lan Controller, Cisco 4400 Wireless Lan Controller, Cisco Airespace 4000 Wireless Lan Controller, Cisco Catalyst 3750, Cisco Catalyst 6500.