CVE-2021-30004
5.3
MEDIUM
CVSS 3.1
EPSS 0.26%
Description
In wpa_supplicant and hostapd 2.9, forging attacks may occur because AlgorithmIdentifier parameters are mishandled in tls/pkcs1.c and tls/x509v3.c.
How to fix CVE-2021-30004
To remediate CVE-2021-30004, upgrade the affected package to a fixed version below.
- Alpine/hostapd—upgrade to 2.9-r3 or later
- Alpine/wpa_supplicant—upgrade to 2.9-r8 or later
- —no fix listed
Is CVE-2021-30004 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.9-r3
- from 0, < 2.9-r8
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |