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.

Summary:

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.

Reference Links(if available):

  • https://w1.fi/security/2021-1/wpa_supplicant-p2p-provision-discovery-processing-vulnerability.txt
  • https://w1.fi/security/2021-1/0001-P2P-Fix-a-corner-case-in-peer-addition-based-on-PD-R.patch
  • https://www.openwall.com/lists/oss-security/2021/02/25/3
  • http://www.openwall.com/lists/oss-security/2021/02/27/1
  • https://lists.fedoraproject.org/archives/list/[email protected]/message/KOGP2VIVVXXQ6CZ2HU4DKGPDB4WR24XF/
  • CVSS Score (if available)

    v2: / MEDIUMAV:A/AC:M/Au:N/C:P/I:P/A:P

    v3: / HIGHCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

    Links to Exploits(if available)