PT-2024-20052 · Mbed Tls+1 · Mbed Tls+1

Hey3Eo · Published 2024-01-21 · Updated 2024-11-14 · CVE-2024-23744

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Mbed TLS version 3.5.1

Description An issue was discovered in Mbed TLS where there is persistent handshake denial if a client sends a TLS 1.3 ClientHello without extensions.

Recommendations For Mbed TLS version 3.5.1, consider updating to a newer version that addresses this issue, as the current version may cause persistent handshake denial under specific conditions. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

ALT-PU-2024-15509

ALT-PU-2024-1578

CVE-2024-23744

Affected Products

Alt Linux

Mbed Tls

References · 13

• 🔥 https://github.com/Mbed-TLS/mbedtls/issues/8694 · Exploit
• https://ubuntu.com/security/CVE-2024-23744 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-23744 · Security Note
• https://osv.dev/vulnerability/CVE-2024-23744 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2024-23744 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2024-23744 · Vendor Advisory
• https://github.com/Mbed-TLS/mbedtls/pull/8595 · Note
• https://t.me/cvenotify/69086 · Telegram Post
• https://t.me/cvenotify/94426 · Telegram Post
• https://t.me/cvenotify/68174 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1749242314969538636 · Twitter Post
• https://t.me/cvenotify/70487 · Telegram Post
• https://twitter.com/CVEnew/status/1749200471691047169 · Twitter Post