CVE-2007-2038
CVE-2007-2038 is a medium-severity vulnerability in Cisco 2000 Wireless Lan Controller with a CVSS 2.0 base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 2.0 base score 6.1)
- EPSS exploit prediction: 1% (58th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Cisco 2000 Wireless Lan Controller
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2007-2038?
- CVE-2007-2038 has a CVSS 2.0 base score of 6.1, rated medium severity.
- Is CVE-2007-2038 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2007-2038?
- CVE-2007-2038 primarily affects Cisco 2000 Wireless Lan Controller. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2007-2038?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2007-2038 published?
- CVE-2007-2038 was published on 2007-04-16 and last updated on 2026-06-16.
References
- http://securitytracker.com/id?1017908
- http://www.cisco.com/warp/public/707/cisco-sa-20070412-wlc.shtml
- http://www.osvdb.org/34136
- http://www.securityfocus.com/bid/23461
- http://www.vupen.com/english/advisories/2007/1368
- https://exchange.xforce.ibmcloud.com/vulnerabilities/33609
Affected products (4)
- cpe:2.3:h:cisco:2000_wireless_lan_controller:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:2100_wireless_lan_controller:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:4100_wireless_lan_controller:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:4400_wireless_lan_controller:*:*:*:*:*:*:*:*
More vulnerabilities in Cisco 2000 Wireless Lan Controller
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- CVE-2012-0370 — High (CVSS 7.8): Cisco Wireless LAN Controller (WLC) devices with software 4.x, 5.x, 6.0, and 7.0 before 7.0.220.0 and 7.1 before…