Origin validation error in W1.f1
Priority LOW 30CWE-440Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-346.
Summary
An exploitable denial-of-service vulnerability exists in the 802.11w security state handling for hostapd 2.6 connected clients with valid 802.11w sessions. By simulating an incomplete new association, an attacker can trigger a deauthentication against stations using 802.11w, resulting in a denial of service.
Why it matters now
EPSS 0.00568 47th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | W1.f1 | hostapd version 2.6 on a Raspberry Pi. | — | No fix listed | CNA |
- W1.f1 Vendor— Affected hostapd version 2.6 on a Raspberry Pi. Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:w1.fi:hostapd:2.6:*:*:*:*:*:*:* | 2.6 | Vulnerable | Wi-Fi Alliance |
- cpe:2.3:a:w1.fi:hostapd:2.6:*:*:*:*:*:*:* Versions 2.6 Vulnerable ·Wi-Fi Alliance
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2019-5062
- 2026-10-03 Alias added: GHSA-gv78-7qxh-6mj5
References
More Wi-Fi Alliance Hostapd vulnerabilities
- TI-2020-10094 The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the… CVSS 3.1HIGH 7.5
- TI-2022-07426 The implementations of SAE in hostapd before 2.10 and wpa_supplicant before 2.10 are… CVSS 3.1CRITICAL 9.8
- TI-2022-07427 The implementations of EAP-pwd in hostapd before 2.10 and wpa_supplicant before 2.10 are… CVSS 3.1CRITICAL 9.8
- TI-2019-06933 Improper authentication in Wi-Fi Alliance hostapd with EAP-pwd support CVSS 3.0HIGH 8.1
- TI-2017-09721 Wi-Fi Protected Access (WPA and WPA2) that supports IEEE 802.11r allows reinstallation of… CVSS 3.0HIGH 8.1
- TI-2019-06935 Origin validation error in Wi-Fi Alliance hostapd with EAP-pwd support CVSS 3.1HIGH 8.1
Sources
- CVE-2019-5062 · CVE Program
- CVE-2019-5062 · NVD
- FIRST EPSS
- GHSA-gv78-7qxh-6mj5 · GitHub Advisory Database · CC BY 4.0
- CVE-2019-5062 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences