Cisco Wireless LAN Controller (WLC) devices with software 7.0(240.0), 7.3(101.0), and…
Priority LOW 29CWE-399Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
Cisco Wireless LAN Controller (WLC) devices with software 7.0(240.0), 7.3(101.0), and 7.4(1.19) allow remote attackers to cause a denial of service (device outage) by sending malformed 802.11i management data to a managed access point, aka Bug ID CSCub65236.
Why it matters now
EPSS 0.00772 55th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:wireless_lan_controller:7.0\(240.0\):*:*:*:*:*:*:* | 7.0(240.0) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:wireless_lan_controller:7.3\(101.0\):*:*:*:*:*:*:* | 7.3(101.0) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:wireless_lan_controller:7.4\(1.19\):*:*:*:*:*:*:* | 7.4(1.19) | Vulnerable | Cisco |
- cpe:2.3:a:cisco:wireless_lan_controller:7.0\(240.0\):*:*:*:*:*:*:* Versions 7.0(240.0) Vulnerable ·Cisco
- cpe:2.3:a:cisco:wireless_lan_controller:7.3\(101.0\):*:*:*:*:*:*:* Versions 7.3(101.0) Vulnerable ·Cisco
- cpe:2.3:a:cisco:wireless_lan_controller:7.4\(1.19\):*:*:*:*:*:*:* Versions 7.4(1.19) Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-6311
- 2026-10-03 Alias added: GHSA-v3p4-x5x8-8pm8
References
More Cisco Wireless Lan Controller vulnerabilities
- TI-2014-00660 Cisco Wireless LAN Controller (WLC) devices 7.4 before 7.4.110.0 distribute Aironet IOS… CVSS 2.0HIGH 10.0
- TI-2020-03104 Cisco Aironet Access Points UDP Flooding Denial of Service Vulnerability CVSS 3.1HIGH 8.6
- TI-2018-00376 Cisco Wireless LAN Controller Software GUI Privilege Escalation Vulnerability CVSS 3.1HIGH 7.8
- TI-2020-03103 Cisco Aironet Access Point Authentication Flood Denial of Service Vulnerability CVSS 3.1HIGH 8.6
- TI-2014-00664 Cisco Wireless LAN Controller (WLC) devices 7.2, 7.3, and 7.4 before 7.4.110.0 allow… CVSS 2.0HIGH 7.8
- TI-2014-00663 Cisco Wireless LAN Controller (WLC) devices 7.2 before 7.2.115.2, 7.3, and 7.4 before… CVSS 2.0HIGH 7.8
Sources
- CVE-2015-6311 · CVE Program
- CVE-2015-6311 · NVD
- FIRST EPSS
- GHSA-v3p4-x5x8-8pm8 · GitHub Advisory Database · CC BY 4.0
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