CVE-2021-30004

Published: 02 April 2021

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

Priority

Medium

CVSS 3 base score: 5.3

Status

Package Release Status
wpa
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(code not compiled)
Ubuntu 20.10 (Groovy Gorilla) Not vulnerable
(code not compiled)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(code not compiled)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(code not compiled)
Ubuntu 16.04 LTS (Xenial Xerus) Not vulnerable
(code not compiled)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(code not compiled)
Patches:
Upstream: https://w1.fi/cgit/hostap/commit/?id=a0541334a6394f8237a4393b7372693cd7e96f15

Notes

AuthorNote
mdeslaur
this issue only affects the internal wpa ssl code. On Ubuntu,
wpa is built with OpenSSL, so the affected files aren't used at
all

References