CVE-2015-0756

Cisco Wireless LAN Controller (WLC) devices with software 7.4(1.1) allow remote attackers to cause a denial of service (wireless-networking outage) via crafted TCP traffic on the local network, aka Bug ID CSCug67104.

Published: 2015-05-29 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2015-0756 is rated Moderate Risk (42/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.73%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2015-0756

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.36% 0.73% +0.37%
2 2025-03-17 0.11% 0.36% +0.25%
3 2023-03-07 0.11%

Full EPSS history (4 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2015-0756

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.1 2.0 MEDIUM
AV:A/AC:L/Au:N/C:N/I:N/A:C Click to expand
Access vector (AV:A)
Requires access to an adjacent network segment.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
6.5 6.9 [email protected]

Weakness enumeration for CVE-2015-0756

Affected software / configurations for CVE-2015-0756

Vendor Product Version Raw CPE
cisco wireless_lan_controller 7.4\(1.1\) cpe:2.3:a:cisco:wireless_lan_controller:7.4\(1.1\):*:*:*:*:*:*:*

References for CVE-2015-0756

cvelogic Threat Intelligence