Denial of Service (DoS) Affecting wpa_supplicant package, versions [1.0,2.10)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
1.23% (66th percentile)

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  • Snyk IDSNYK-UNMANAGED-WPASUPPLICANT-2364098
  • published26 Jan 2022
  • disclosed26 Feb 2021
  • creditUnknown

Introduced: 26 Feb 2021

CVE-2021-27803  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade wpa_supplicant to version 2.10 or higher.

Overview

Affected versions of this package are vulnerable to Denial of Service (DoS). 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.

References

CVSS Base Scores

version 3.1