🛡️ CVE-2023-52353
🟠 CVSS 7.5 — High ⚠️ Exploit Public CWE-384 NVD
7.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

An issue was discovered in Mbed TLS through 3.5.1. In mbedtls_ssl_session_reset, the maximum negotiable TLS version is mishandled. For example, if the last connection negotiated TLS 1.2, then 1.2 becomes the new maximum.

Details

Severity HIGH
CVSS Score 7.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE CWE-384
Public Exploit ⚠️ Yes
Source NVD
Published 2024-01-21
Updated 2026-06-08
Modified 2025-05-30

Affected Packages

Software From version Fixed in
mbed-tls 3.5.2

References

Exploit, Issue Tracking, Patch https://github.com/Mbed-TLS/mbedtls/issues/8654
Exploit, Issue Tracking, Patch https://github.com/Mbed-TLS/mbedtls/issues/8654

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