SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-30004

In wpa_supplicant and hostapd 2.9, forging attacks may occur because AlgorithmIdentifier parameters are mishandled in tls/pkcs1.c and tls/x509v3.c.

MEDIUM 5.3EPSS 1.68%

Does this matter?

Lower severity and a low EPSS score (1.68%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS
1.68% probability · 76th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
w1.fi/hostapd · w1.fi/wpa supplicant
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.