CVE-2021-27803
wpa - security update
7.5
HIGH
CVSS 3.1
EPSS 0.83%
Description
A vulnerability was discovered in how p2p/p2p_pd.c in wpa_supplicant before 2.10 processes P2P (Wi-Fi Direct) provision discovery requests. It could result in denial of service or other impact (potentially execution of arbitrary code), for an attacker within radio range.
How to fix CVE-2021-27803
To remediate CVE-2021-27803, upgrade the affected package to a fixed version below.
- —upgrade to 2.8-r5 or later
- —upgrade to 2:2.9.0-21 or later
- —upgrade to 2:2.4-1+deb9u9 or later
Is CVE-2021-27803 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.8-r5
- from 0, < 2:2.9.0-21
- from 0, < 2:2.4-1+deb9u9
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |