CVE-2019-16275
hostapd before 2.10 and wpa_supplicant before 2.10 allow an incorrect indication of disconnection in certain situations because source address validation is mishandled. This is a denial of service
02 Description
hostapd before 2.10 and wpa_supplicant before 2.10 allow an incorrect indication of disconnection in certain situations because source address validation is mishandled. This is a denial of service
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
- 1.21% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 67.9% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- 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
- 2019-09-12 19:07Z7 YR AGO
- Last updated
- 2024-08-05 01:10Z2 YR AGO
- Reserved
- 2019-09-12
- 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
- 690549a5017d7a848058f01853813c52829bc8a69101ca130daf66edb14ec9dd
05 Affected products
06 References
- www.openwall.comhttps://www.openwall.com/lists/oss-security/2019/09/11/7
- w1.fihttps://w1.fi/security/2019-7/
- w1.fihttps://w1.fi/security/2019-7/ap-mode-pmf-disconnection-protection-bypass.txt
- www.openwall.com[oss-security] 20190912 Re: hostapd/wpa_supplicant: AP mode PMF disconnection protection bypasshttp://www.openwall.com/lists/oss-security/2019/09/12/6
- lists.debian.org[debian-lts-announce] 20190916 [SECURITY] [DLA 1922-1] wpa security updatehttps://lists.debian.org/debian-lts-announce/2019/09/msg00017.html
- usn.ubuntu.comUSN-4136-1https://usn.ubuntu.com/4136-1/
- usn.ubuntu.comUSN-4136-2https://usn.ubuntu.com/4136-2/
- www.debian.orgDSA-4538https://www.debian.org/security/2019/dsa-4538
- seclists.org20190929 [SECURITY] [DSA 4538-1] wpa security updatehttps://seclists.org/bugtraq/2019/Sep/56
- lists.fedoraproject.orgFEDORA-2019-0e0b28001dhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36G4XAZ644DMHBLKOL4FDSPZVIGNQY6U/
- lists.fedoraproject.orgFEDORA-2019-740834c559https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FEGITWRTIWABW54ANEPCEF4ARZLXGSK5/
- lists.fedoraproject.orgFEDORA-2019-2265b5ae86https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PBJXUKV6XMSELWNXPS37CSUIH5EUHFXQ/
- lists.fedoraproject.orgFEDORA-2019-65509aac53https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B7NCLOPTZNRRNYODH22BFIDH6YIQWLJD/
- lists.fedoraproject.orgFEDORA-2019-2bdcccee3chttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HY6STGJIIROVNIU6VMB2WTN2Q5M65WF4/
07 Fixed in
Debian 12
- wpa Fixed in 2:2.9-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- wpa Fixed in 2:2.9-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- wpa Fixed in 2:2.9-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- wpa Fixed in 2.4-0ubuntu6.6
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- wpa Fixed in 2:2.6-15ubuntu2.5
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- wpa Fixed in 2.1-0ubuntu1.7+esm2Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
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.