CVE-2014-3291
Cisco Wireless LAN Controller (WLC) devices allow remote attackers to cause a denial of service ...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2014-3291- CVSS 2.0
- 5.7 Medium
AV:A/AC:M/Au:N/C:N/I:N/A:C - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2014-3291- Updated
- 2026-11-02
EUVDEUVD-2014-3304 No score
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.
- Record
EUVD-2014-3304- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6669-hgxc-mh3w No score
Cisco Wireless LAN Controller (WLC) devices allow remote attackers to cause a denial of service ...
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.
- Record
GHSA-6669-hgxc-mh3w- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2014-3291 is a medium vulnerability (CVSS 5.7) in Cisco Wireless Lan Controller, published June 8, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.02%, the 63rd percentile. No source names a fixed version.