hostapd before 2.6, in EAP mode, makes calls to the rand() and random() standard library…
Priority LOW 39CWE-331Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
hostapd before 2.6, in EAP mode, makes calls to the rand() and random() standard library functions without any preceding srand() or srandom() call, which results in inappropriate use of deterministic values. This was fixed in conjunction with CVE-2016-10743.
Why it matters now
EPSS 0.03873 90th percentileScored 2026-11-07
Public exploit Yes 3 exploit referencesTagged by NVD
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:w1.fi:hostapd:*:*:*:*:*:*:*:* | before 2.6 | Vulnerable | Wi-Fi Alliance |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
- cpe:2.3:a:w1.fi:hostapd:*:*:*:*:*:*:*:* Versions before 2.6 Vulnerable ·Wi-Fi Alliance
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 2 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2019-10064
- 2026-10-03 Alias added: GHSA-h5p7-cpc2-2j2r
- 2026-10-19 EPSS moved to the 90th–95th percentile
References
Exploit 3
- [oss-security] 20200227 Hostapd fails at seeding PRNGS, leading to insufficient entropy (CVE-2016-10743 and CVE-2019-10064)
- 20200227 Hostapd fails at seeding PRNGS, leading to insufficient entropy (CVE-2016-10743 and CVE-2019-10064)
- http://packetstormsecurity.com/files/156573/Hostapd-Insufficient-Entropy.html
Sources
- CVE-2019-10064 · CVE Program
- CVE-2019-10064 · NVD
- FIRST EPSS
- GHSA-h5p7-cpc2-2j2r · GitHub Advisory Database · CC BY 4.0
- CVE-2019-10064 · Red Hat security data · CC BY 4.0
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