CVE-2016-4476
wpa - security update
7.5
HIGH
CVSS 3.1
EPSS 0.67%
Description
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.
How to fix CVE-2016-4476
To remediate CVE-2016-4476, upgrade the affected package to a fixed version below.
- Alpine/wpa_supplicant—upgrade to 2.5-r3 or later
- —upgrade to 2.3-2.4 or later
- —upgrade to 1.0-3+deb7u4 or later
Is CVE-2016-4476 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.5-r3
- from 0, < 2.3-2.4
- from 0, < 1.0-3+deb7u4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |