The web-authentication functionality on Cisco Wireless LAN Controller (WLC) devices 7.3(103.8) and 7.4(110.0) allows remote attackers to cause a denial of service (device reload) via a malformed password, aka Bug ID CSCui57980.
Conclusion & alert: CVE-2015-0679 is rated Moderate Risk (40.5/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.63%). 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.
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% | 0.63% | +0.27% |
| 2 | 2025-04-17 | 1.18% | 0.36% | -0.81% |
| 3 | 2025-03-30 | — | 1.18% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.1 | 2.0 | MEDIUM |
|
6.5 | 6.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cisco | wireless_lan_controller_software | 7.3\(103.8\) | cpe:2.3:o:cisco:wireless_lan_controller_software:7.3\(103.8\):*:*:*:*:*:*:* |
| cisco | wireless_lan_controller_software | 7.4\(110.0\) | cpe:2.3:o:cisco:wireless_lan_controller_software:7.4\(110.0\):*:*:*:*:*:*:* |