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CVE-2023-52160 Authentication flaw

Urgent
Remediate Within one Week

CVE Information

Original CVE data

Published:
Updated:

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.

CWE: CWE-287
CVSS v2-
CVSS v36.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
References
https://w1.fi/cgit/hostap/commit/?id=8e6485a1bcb0baffdea9e55255a81270b768439c
https://www.top10vpn.com/research/wifi-vulnerabilities/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N46C4DTVUWK336OYDA4LGALSC5VVPTCC/
https://lists.debian.org/debian-lts-announce/2024/02/msg00013.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QU6IR4KV3ZXJZLK2BY7HAHGZNCP7FPNI/
Affected Vendors

Debian - (1)

Fedoraproject - (1)

Redhat - (1)

W1.fi - (1)

Basic Analysis

Common vulnerability metrics

Vulnerabilty type as detected by PRIOnengine

Authentication flaw

CVSS Scores as calculated by PRIOnengine
CVSS v26.8
AV:N/AC:M/AU:N/C:P/I:P/A:P
CVSS v39.8
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
MITRE CWE Top 25

Vulnerability weakness type is in the top 25 CWEs according to MITRE. View Mitre Top 25 CWEs

Exploits

Exploits are available either through exploit packs, Github repos or the world wide web in general.

Active Exploitation

Vulnerability is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. See the KEV Catalog

Social Network Activity

-

Threat Actor Activity

No sightings of the vulnerability within threat reports.

Cybersecurity Frameworks

How the vulnerability maps against various cybersecurity frameworks

T1190 - Exploit Public-Facing Application
T1133 - External Remote Services

Compliance Impact

How the submited vulnerability affects compliance

PCI DSS v3.2.1-6.5.10 - Broken Authentication & Session Management

Web Application Security Frameworks

Applicable if the issue likely affects a web application

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