Improper Authentication Affecting wpa package, versions <2:2.7+git20190128+0c1e29f-6+deb10u4


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.13% (50th percentile)

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  • Snyk IDSNYK-DEBIAN10-WPA-6250315
  • published17 Feb 2024
  • disclosed22 Feb 2024

Introduced: 17 Feb 2024

CVE-2023-52160  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

Upgrade Debian:10 wpa to version 2:2.7+git20190128+0c1e29f-6+deb10u4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream wpa package and not the wpa package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

The implementation of PEAP in wpa_supplicant through 2.10 allows authentication bypass. For a successful attack, wpa_supplicant must be configured to not verify the network's TLS certificate during Phase 1 authentication, and an eap_peap_decrypt vulnerability can then be abused to skip Phase 2 authentication. The attack vector is sending an EAP-TLV Success packet instead of starting Phase 2. This allows an adversary to impersonate Enterprise Wi-Fi networks.

CVSS Scores

version 3.1