CVE-2024-28755

Published Apr 3, 2024 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
An issue was discovered in Mbed TLS 3.5.x before 3.6.0. When an SSL context was reset with the mbedtls_ssl_session_reset() API, the maximum TLS version to be negotiated was not restored to the configured one. An attacker was able to prevent an Mbed TLS server from establishing any TLS 1.3 connection, potentially resulting in a Denial of Service or forced version downgrade from TLS 1.3 to TLS 1.2.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Trustedfirmware
Trustedfirmware mbed Tls
CPEs cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:* cpe:2.3:a:trustedfirmware:mbed_tls:*:*:*:*:*:*:*:*
Vendors & Products Arm
Arm mbed Tls
Trustedfirmware
Trustedfirmware mbed Tls
Type Values Removed Values Added
First Time appeared Mbed
Mbed mbedtls
CPEs cpe:2.3:a:mbed:mbedtls:*:*:*:*:*:*:*:*
Vendors & Products Mbed
Mbed mbedtls
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Arm
Arm mbed Tls
CPEs cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
Vendors & Products Arm
Arm mbed Tls
Type Values Removed Values Added
Weaknesses CWE-326
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Sep 6, 2024, 7:25 PM
Reserved
Mar 10, 2024, 12:00 AM
Status
Analyzed
Published
Apr 3, 2024, 3:15 AM
Modified
Jun 17, 2026, 7:21 AM