CVE-2019-10064

Name: CVE-2019-10064
Creator: NVD / NIST
Published: 2020-02-28T15:15:11.993+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.75%

Last modified Jun 17, 2026

CVE-2019-10064 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 3.75% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

3.75%

88.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-331

Affected Software

Vendor	Product	Versions
W1.Fi	Hostapd	< 2.6
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0

References

http://packetstormsecurity.com/files/156573/Hostapd-Insufficient-Entropy.htmlExploit, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2020/Feb/26Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/02/27/1Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/02/27/1Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/02/27/1Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/02/27/1Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/02/27/2Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00010.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00013.htmlMailing List, Third Party Advisory
https://w1.fi/cgit/hostap/commit/?id=98a516eae8260e6fd5c48ddecf8d006285da7389Patch, Third Party Advisory
http://packetstormsecurity.com/files/156573/Hostapd-Insufficient-Entropy.htmlExploit, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2020/Feb/26Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/02/27/1Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/02/27/1Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/02/27/1Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/02/27/1Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/02/27/2Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00010.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00013.htmlMailing List, Third Party Advisory
https://w1.fi/cgit/hostap/commit/?id=98a516eae8260e6fd5c48ddecf8d006285da7389Patch, Third Party Advisory

Timeline

Published: Feb 28, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-10064?

How severe is CVE-2019-10064?

CVE-2019-10064 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.75% probability of exploitation in the next 30 days.

How do I fix CVE-2019-10064?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-10064?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST