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CVE-2021-27803

Published: Feb 26, 2021Updated: Dec 18, 2025 Sources: CVE List NVD BDUNVD-CWE-noinfo
7.5HIGH
NVD MITRE
EPSS Score
1.2%
Top 34.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

A vulnerability was discovered in how p2p/p2p_pd.c in wpa_supplicant before 2.10 processes P2P (Wi-Fi Direct) provision discovery requests. It could result in denial of service or other impact (potentially execution of arbitrary code), for an attacker within radio range.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:HPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
Astra Linux Common EditionOn-premOS
Operating Systems / linux-distro
Astra Linux Special Edition для «Эльбрус»On-premOS
Operating Systems / linux-distro
АО «ИВК»
commercial·RUaka ivk
Альт 8 СП Рабочая станцияOn-prem
Operating Systems / linux-distro
Альт 8 СПOn-premOS
Operating Systems / linux-distro
Novell Inc.
commercial·US
Suse Linux Enterprise ServerOn-premOS
Operating Systems / linux-distro
OpenSUSE LeapOn-premOS
Operating Systems / linux-distro
Сообщество свободного программного обеспечения
oss-projectaka fsf
Debian GNU/LinuxOn-premOS
Operating Systems / linux-distro
Fedora Project
oss-project·USaka fedora
FedoraOn-premOS
Operating Systems / linux-distro
Jouni Malinen
individual-devaka hostapd, wpa_supplicant
WPA SupplicantEmbedded
Networking Infrastructure / network-management
and 6 more affected products View all →

Exploitability

Official Patch Available
Workaround Available
Is your org exposed to CVE-2021-27803?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IZGUR5XFHATVXTRAEJMODS7ROYHA56NX/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KOGP2VIVVXXQ6CZ2HU4DKGPDB4WR24XF/
lists.fedoraproject.org
https://nvd.nist.gov/vuln/detail/CVE-2021-27803
nvd.nist.gov
and 23 more references View all →

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