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Debian 10 Buster DLA-3743-1 Critical: WPA Authentication Bypass Issue

debian lts
Calendar Grey February 27, 2024
Dist Debian Esm H88
Debian LTS released Advisory DLA-5743-2 concerning a vulnerability in the SMB protocol. Users are urged to update their systems.
It was discovered that there was a potential authentication bypass vulnerability in wpa, a set of tools including the widely-used wpasupplicant client for authenticating with WPA a...

Summary

For an attack to have been successful, wpasupplicant must have been
configured to not verify the network's TLS certificate during Phase 1
of the authentication cycle; a eap_peap_decrypt vulnerability could
have been used to skip Phase 2 authentication by sending an EAP-TLV
"Success" packet instead of starting Phase 2.

For Debian 10 buster, this problem has been fixed in version
2:2.7+git20190128+0c1e29f-6+deb10u4.

We recommend that you upgrade your wpa packages.

For the detailed security status of wpa please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/wpa

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS



Severity
critical
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Critical

Package: wpa
Version: 2:2.7+git20190128+0c1e29f-6+deb10u4
CVE ID: CVE-2023-52160
Debian Bug: 1064061

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