CVE-2015-6311

Name: CVE-2015-6311
Creator: NVD / NIST
Published: 2015-10-08T20:59:03.38+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.77%

Last modified Jun 17, 2026

CVE-2015-6311 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 0.77% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

0.77%

50.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Cisco	Wireless Lan Controller	7.0\(240.0\)
Cisco	Wireless Lan Controller	7.3\(101.0\)
Cisco	Wireless Lan Controller	7.4\(1.19\)

References

http://tools.cisco.com/security/center/viewAlert.x?alertId=41249Vendor Advisory
http://www.securitytracker.com/id/1033731Third Party Advisory, VDB Entry
http://tools.cisco.com/security/center/viewAlert.x?alertId=41249Vendor Advisory
http://www.securitytracker.com/id/1033731Third Party Advisory, VDB Entry

Timeline

Published: Oct 8, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-6311?

How severe is CVE-2015-6311?

Severity scoring for CVE-2015-6311 is pending analysis. The EPSS model estimates a 0.77% probability of exploitation in the next 30 days.

How do I fix CVE-2015-6311?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-6311?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST