Back to Database
Status published
Unknown
CVE-2021-30004
In wpa_supplicant and hostapd 2.9, forging attacks may occur because...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-30004
Credits & Attribution
No credits recorded in the NVD database.
References
More from w1.fi
View All →CVE-2022-37660
In hostapd 2.10 and earlier, the PKEX code remains active...
Unknown
0
CVE-2022-23304
The implementations of EAP-pwd in hostapd before 2.10 and wpa_supplicant...
Critical
9.8
CVE-2022-23303
The implementations of SAE in hostapd before 2.10 and wpa_supplicant...
Critical
9.8
CVE-2021-27803
A vulnerability was discovered in how p2p/p2p_pd.c in wpa_supplicant before...
Unknown
0
CVE-2019-16275
hostapd before 2.10 and wpa_supplicant before 2.10 allow an incorrect...
Medium
6.5
Affected Vendor
w1.fi
View all reports →Affected Software
hostapd, wpa supplicant
Vulnerable Versions:
2.9
Timeline
Official Publish:
April 2nd, 2021
Last Modified:
July 7th, 2026
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.