CVE-2025-27810

Published Mar 25, 2025 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
Mbed TLS before 2.28.10 and 3.x before 3.6.3, in some cases of failed memory allocation or hardware errors, uses uninitialized stack memory to compose the TLS Finished message, potentially leading to authentication bypasses such as replays.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-14831 Mbed TLS before 2.28.10 and 3.x before 3.6.3, in some cases of failed memory allocation or hardware errors, uses uninitialized stack memory to compose the TLS Finished message, potentially leading to authentication bypasses such as replays.
Ubuntu USN Ubuntu USN USN-8123-1 Mbed TLS vulnerabilities
History
Type Values Removed Values Added
First Time appeared Trustedfirmware
Trustedfirmware mbed Tls
CPEs cpe:2.3:a:trustedfirmware:mbed_tls:*:*:*:*:*:*:*:*
Vendors & Products Trustedfirmware
Trustedfirmware mbed Tls
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
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Mbed TLS before 2.28.10 and 3.x before 3.6.3, in some cases of failed memory allocation or hardware errors, uses uninitialized stack memory to compose the TLS Finished message, potentially leading to authentication bypasses such as replays.
Weaknesses CWE-908
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Mar 25, 2025, 2:37 PM
Reserved
Mar 7, 2025, 12:00 AM
Status
Analyzed
Published
Mar 25, 2025, 6:15 AM
Modified
Jun 17, 2026, 9:04 AM