CVE catalog
CVE-2016-4476
wpa: CVE-2016-4476
- Severity
- High · CVSS 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.86% · Oct 25, 2026
hostapd 0.6.7 through 2.5 and wpa_supplicant 0.6.7 through 2.5 do not reject \n and \r characters in passphrase parameters, which allows remote attackers to cause a denial of service (daemon outage) via a crafted WPS operation.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | wpa | sid | 2:2.11-4 | fixed |
| Debian | wpa | forky | 2:2.11-4 | fixed |
| Debian | wpa | trixie | 2:2.10-24 | fixed |
| Debian | wpa | bookworm | 2:2.10-12+deb12u3 | fixed |
| Debian | wpa | bookworm-security | 2:2.10-12+deb12u2 | fixed |
| Alpine | wpa_supplicant | 3.4 | 2.5-r3 | fixed |
| Ubuntu | wpa | 14.04 | 1.0-3ubuntu2 | vulnerable |
| Ubuntu | wpa | 14.04 | 1.0-3ubuntu3 | vulnerable |
| Ubuntu | wpa | 14.04 | 1.0-3ubuntu4 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1.1 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1.2 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1.3 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1.4 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1.5 | fixed |
| Ubuntu | wpa | 16.04 | 2.4-0ubuntu3 | vulnerable |
| Ubuntu | wpa | 16.04 | 2.4-0ubuntu4 | vulnerable |
| Ubuntu | wpa | 16.04 | 2.4-0ubuntu5 | vulnerable |
| Ubuntu | wpa | 16.04 | 2.4-0ubuntu6 | vulnerable |
| Ubuntu | wpa | 16.04 | 2.4-0ubuntu6.2 | fixed |
| Ubuntu | wpa | 14.04 | 1.0-3ubuntu2 | vulnerable |
| Ubuntu | wpa | 14.04 | 1.0-3ubuntu3 | vulnerable |
| Ubuntu | wpa | 14.04 | 1.0-3ubuntu4 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1.1 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1.2 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1.3 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1.4 | vulnerable |
| Ubuntu | wpa | 14.04 | 2.1-0ubuntu1.5 | fixed |
| Ubuntu | wpa | 16.04 | 2.4-0ubuntu3 | vulnerable |
| Ubuntu | wpa | 16.04 | 2.4-0ubuntu4 | vulnerable |
| Ubuntu | wpa | 16.04 | 2.4-0ubuntu5 | vulnerable |
| Ubuntu | wpa | 16.04 | 2.4-0ubuntu6 | vulnerable |
| Ubuntu | wpa | 16.04 | 2.4-0ubuntu6.2 | fixed |
| Ubuntu | wpa | 18.04 | 2.4-0ubuntu10 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | wpa | source | sid | 2.3-2.4 | not yet assigned | Not reported | [823411] |
| Debian | wpa | source | forky | 2.3-2.4 | not yet assigned | Not reported | [823411] |
| Debian | wpa | source | trixie | 2.3-2.4 | not yet assigned | Not reported | [823411] |
| Debian | wpa | source | bookworm | 2.3-2.4 | not yet assigned | Not reported | [823411] |
| Alpine | wpa_supplicant | apk | 3.4 | 2.5-r3 | Not reported | ALPINE-CVE-2016-4476 | Not reported |
| Ubuntu | wpa | deb | 14.04 | 2.1-0ubuntu1.5 | Not reported | USN-3455-1 | Not reported |
| Ubuntu | wpa | deb | 16.04 | 2.4-0ubuntu6.2 | Not reported | USN-3455-1 | Not reported |
| Ubuntu | wpa | deb | 14.04 | 2.1-0ubuntu1.5 | Not reported | UBUNTU-CVE-2016-4476 | Not reported |
| Ubuntu | wpa | deb | 16.04 | 2.4-0ubuntu6.2 | Not reported | UBUNTU-CVE-2016-4476 | Not reported |
| Ubuntu | wpa | deb | 18.04 | 2.4-0ubuntu10 | Not reported | UBUNTU-CVE-2016-4476 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [eapoltest]Fixed
Source package: [wpa]
Details (4)
2:2.10-12+deb12u3· amd64 · bookwormFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u3· arm64 · bookwormFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u2· amd64 · bookworm-securityFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u2· arm64 · bookworm-securityFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
- [hostapd]Fixed
Source package: [wpa]
Details (4)
2:2.10-12+deb12u3· amd64 · bookwormFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u3· arm64 · bookwormFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u2· amd64 · bookworm-securityFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u2· arm64 · bookworm-securityFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
- [libwpa-client-dev]Fixed
Source package: [wpa]
Details (4)
2:2.10-12+deb12u3· amd64 · bookwormFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u3· arm64 · bookwormFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u2· amd64 · bookworm-securityFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u2· arm64 · bookworm-securityFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
- [wpagui]Fixed
Source package: [wpa]
Details (4)
2:2.10-12+deb12u3· amd64 · bookwormFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u3· arm64 · bookwormFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u2· amd64 · bookworm-securityFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u2· arm64 · bookworm-securityFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
- [wpasupplicant]Fixed
Source package: [wpa]
Details (4)
2:2.10-12+deb12u3· amd64 · bookwormFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u3· arm64 · bookwormFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u2· amd64 · bookworm-securityFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
2:2.10-12+deb12u2· arm64 · bookworm-securityFixed · Fixed:
2.3-2.4dsa · wpa · debian · bookworm; dsa · wpa · debian · 12
[Debian 13 (Trixie)]
- [eapoltest]Fixed
Source package: [wpa]
Details (2)
2:2.10-24· amd64 · trixieFixed · Fixed:
2.3-2.4dsa · wpa · debian · 13
2:2.10-24· arm64 · trixieFixed · Fixed:
2.3-2.4dsa · wpa · debian · 13
- [hostapd]Fixed
Source package: [wpa]
Details (2)
2:2.10-24· amd64 · trixieFixed · Fixed:
2.3-2.4dsa · wpa · debian · 13
2:2.10-24· arm64 · trixieFixed · Fixed:
2.3-2.4dsa · wpa · debian · 13
- [libwpa-client-dev]Fixed
Source package: [wpa]
Details (2)
2:2.10-24· amd64 · trixieFixed · Fixed:
2.3-2.4dsa · wpa · debian · 13
2:2.10-24· arm64 · trixieFixed · Fixed:
2.3-2.4dsa · wpa · debian · 13
- [wpagui]Fixed
Source package: [wpa]
Details (2)
2:2.10-24· amd64 · trixieFixed · Fixed:
2.3-2.4dsa · wpa · debian · 13
2:2.10-24· arm64 · trixieFixed · Fixed:
2.3-2.4dsa · wpa · debian · 13
- [wpasupplicant]Fixed
Source package: [wpa]
Details (2)
2:2.10-24· amd64 · trixieFixed · Fixed:
2.3-2.4dsa · wpa · debian · 13
2:2.10-24· arm64 · trixieFixed · Fixed:
2.3-2.4dsa · wpa · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2024_10022-1.json]
- [https://osv.dev/vulnerability/ALPINE-CVE-2016-4476]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2016-4476]
- [https://osv.dev/vulnerability/DLA-473-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2016-4476]
- [https://osv.dev/vulnerability/USN-3455-1]
- [https://security-tracker.debian.org/tracker/CVE-2016-4476]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]