Is CVE-2014-3291 being actively exploited?

CVE-2014-3291 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2014-3291?

CVE-2014-3291 has a CVSS 2.0 base score of 5.7 (MEDIUM).

CVE-2014-3291

MEDIUM · CVSS 5.7EPSS 1.0%EU EUVD

Cisco Wireless LAN Controller (WLC) devices allow remote attackers to cause a denial of service (NULL pointer dereference and device restart) via a zero value in Cisco Discovery Protocol packet data that is not properly handled during SNMP polling, aka Bug ID CSCuo12321.

Key facts

CVSS score: 5.7 (v2.0)
Severity: MEDIUM
CVSS vector: AV:A/AC:M/Au:N/C:N/I:N/A:C
Weakness (CWE): CWE-20
EPSS score: 1.0% (64th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2014-3304)
Published: June 8, 2014
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-3304 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

cisco / wireless lan controller

References

http://secunia.com/advisories/57895(Permissions Required)
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3291(Vendor Advisory)
http://tools.cisco.com/security/center/viewAlert.x?alertId=34558(Vendor Advisory)
http://www.securityfocus.com/bid/67926(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1030410(Third Party Advisory, VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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