CVEvulnerability
CVE-2021-27803
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-02-26
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.5 HIGH — CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 5.4 MEDIUM — AV:A/AC:M/Au:N/C:P/I:P/A:P
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.
Affected configurations
• w1.fi wpa supplicant (>= 1.0 < 2.10)
• fedoraproject fedora 32
• fedoraproject fedora 33
• fedoraproject fedora 34
• debian debian linux 9.0
• debian debian linux 10.0
References
- http://www.openwall.com/lists/oss-security/2021/02/27/1 Mailing List, Mitigation, 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%40lists.fedoraproject.org/message/IZGUR5XFHATVXTRAEJMODS7ROYHA56NX/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KOGP2VIVVXXQ6CZ2HU4DKGPDB4WR24XF/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SEHS2CFGH3KCSNPHBHNGN5SGV6QPMLZ4/ lists.fedoraproject.org
- https://w1.fi/security/2021-1/0001-P2P-Fix-a-corner-case-in-peer-addition-based-on-PD-R.patch Patch, Vendor Advisory
- https://w1.fi/security/2021-1/wpa_supplicant-p2p-provision-discovery-processing-vulnerability.txt Mitigation, Vendor Advisory
- https://www.debian.org/security/2021/dsa-4898 Third Party 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.debian.org/debian-lts-announce/2021/03/msg00003.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IZGUR5XFHATVXTRAEJMODS7ROYHA56NX/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KOGP2VIVVXXQ6CZ2HU4DKGPDB4WR24XF/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SEHS2CFGH3KCSNPHBHNGN5SGV6QPMLZ4/ lists.fedoraproject.org
- https://w1.fi/security/2021-1/0001-P2P-Fix-a-corner-case-in-peer-addition-based-on-PD-R.patch Patch, Vendor Advisory
- https://w1.fi/security/2021-1/wpa_supplicant-p2p-provision-discovery-processing-vulnerability.txt Mitigation, Vendor Advisory
- https://www.debian.org/security/2021/dsa-4898 Third Party Advisory
- https://www.openwall.com/lists/oss-security/2021/02/25/3 Mailing List, Mitigation, Third Party Advisory