CVE-2016-10743
hostapd before 2.6 does not prevent use of the low-quality PRNG that is reached by an os_random() function call.
02 Description
hostapd before 2.6 does not prevent use of the low-quality PRNG that is reached by an os_random() function call.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.35% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 83.4% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-03-23 18:55Z7 YR AGO
- Last updated
- 2024-08-06 03:30Z2 YR AGO
- Reserved
- 2019-03-23
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 7cb83e039b8b1c5bf730384b9166aaccba6aeb972227ae070119446d7f9c2bcc
05 Affected products
06 References
- w1.fihttps://w1.fi/cgit/hostap/commit/?id=98a516eae8260e6fd5c48ddecf8d006285da7389
- lists.debian.org[debian-lts-announce] 20190328 [SECURITY] [DLA 1733-1] wpa security updatehttps://lists.debian.org/debian-lts-announce/2019/03/msg00035.html
- usn.ubuntu.comUSN-3944-1https://usn.ubuntu.com/3944-1/
- www.openwall.com[oss-security] 20200227 Hostapd fails at seeding PRNGS, leading to insufficient entropy (CVE-2016-10743 and CVE-2019-10064)http://www.openwall.com/lists/oss-security/2020/02/27/1
- www.openwall.com[oss-security] 20200227 Re: Hostapd fails at seeding PRNGS, leading to insufficient entropy (CVE-2016-10743 and CVE-2019-10064)http://www.openwall.com/lists/oss-security/2020/02/27/2
- seclists.org20200227 Hostapd fails at seeding PRNGS, leading to insufficient entropy (CVE-2016-10743 and CVE-2019-10064)http://seclists.org/fulldisclosure/2020/Feb/26
- packetstormsecurity.comhttp://packetstormsecurity.com/files/156573/Hostapd-Insufficient-Entropy.html
07 Fixed in
Debian 12
- wpa Fixed in 2:2.6-7
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- wpa Fixed in 2:2.6-7
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- wpa Fixed in 2:2.6-7
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- wpa Fixed in 2.1-0ubuntu1.7
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- wpa Fixed in 2.4-0ubuntu6.4
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.