CVE-2021-27803

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.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.4 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.6 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.4^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:A/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 5.5 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://w1.fi/security/2021-1/wpa_supplicant-p2p-provision-discovery-processing-vulnerability.txt	Mitigation Vendor Advisory
https://w1.fi/security/2021-1/0001-P2P-Fix-a-corner-case-in-peer-addition-based-on-PD-R.patch	Patch Vendor Advisory
https://www.openwall.com/lists/oss-security/2021/02/25/3	Mailing List Mitigation Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/02/27/1	Mailing List Mitigation Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KOGP2VIVVXXQ6CZ2HU4DKGPDB4WR24XF/	Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00003.html	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IZGUR5XFHATVXTRAEJMODS7ROYHA56NX/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SEHS2CFGH3KCSNPHBHNGN5SGV6QPMLZ4/	Mailing List Third Party Advisory
https://www.debian.org/security/2021/dsa-4898	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:w1.fi:wpa_supplicant:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:32:::::::*
	cpe:2.3:o:fedoraproject:fedora:33:::::::*
	cpe:2.3:o:fedoraproject:fedora:34:::::::*

Configuration 3 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:10.0:::::::*

Information

Published : 2021-02-26 15:15

Updated : 2022-05-23 15:19

NVD link : CVE-2021-27803

Mitre link : CVE-2021-27803

JSON object : View

CWE

NVD-CWE-noinfo

Products Affected

w1.fi

wpa_supplicant

debian

debian_linux

fedoraproject

fedora

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7.5 /10