Use of Insufficiently Random Values Affecting wpa_supplicant package, versions <2.9-4.20.1


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
1.81% (78th percentile)

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  • Snyk IDSNYK-SLES151-WPASUPPLICANT-2697790
  • published14 Apr 2022
  • disclosed19 Nov 2020

Introduced: 19 Nov 2020

CVE-2017-13088  (opens in a new tab)
CWE-330  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 wpa_supplicant to version 2.9-4.20.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream wpa_supplicant package and not the wpa_supplicant package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

Wi-Fi Protected Access (WPA and WPA2) that support 802.11v allows reinstallation of the Integrity Group Temporal Key (IGTK) when processing a Wireless Network Management (WNM) Sleep Mode Response frame, allowing an attacker within radio range to replay frames from access points to clients.

References