Medium severity5.3NVD Advisory· Published Apr 2, 2021· Updated Jul 7, 2026
CVE-2021-30004
CVE-2021-30004
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
12- wpa_supplicant and hostapd/wpa_supplicant and hostapddescription
- Range: 2.9
- osv-coords9 versionspkg:rpm/opensuse/hostapd&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/hostapd&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/wpa_supplicant&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/wpa_supplicant&distro=openSUSE%20Tumbleweedpkg:rpm/suse/hostapd&distro=SUSE%20Package%20Hub%2015%20SP2pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5
< 2.9-lp152.2.3.1+ 8 more
- (no CPE)range: < 2.9-lp152.2.3.1
- (no CPE)range: < 2.9-6.2
- (no CPE)range: < 2.9-lp152.8.12.1
- (no CPE)range: < 2.9-13.4
- (no CPE)range: < 2.9-bp152.2.3.1
- (no CPE)range: < 2.9-4.29.1
- (no CPE)range: < 2.9-4.29.1
- (no CPE)range: < 2.9-23.12.1
- (no CPE)range: < 2.9-23.12.1
Patches
Vulnerability mechanics
References
2- w1.fi/cgit/hostap/commit/nvdPatchVendor Advisory
- security.gentoo.org/glsa/202309-16nvd
News mentions
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