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CVE-2025-27810

Published: Mar 25, 2025Updated: Jun 5, 2026 Sources: CVE List NVD BDUCWE-908
5.4MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 80.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-908

Affected Products

Mbed
oss-projectaka mbedtls
mbedtlsLibrary
Security Products / pki-crypto
arm
oss-project·GBaka arm ltd
mbed tls
OSS Libraries
trustedfirmware
commercialaka trusted firmware-a, mbed tls, op-tee
mbed tlsOn-premSecurity Product
Security Products / pki-crypto
ООО «Ред Софт»
commercial·RUaka red soft
РЕД ОСOn-premOS
Operating Systems / linux-distro
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
ARM Limited
commercial·GBaka arm
Mbed TLS
OSS Libraries

Exploitability

Official Patch Available
Is your org exposed to CVE-2025-27810?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://github.com/Mbed-TLS/mbedtls/releases
github.com
https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2025-03-2/
mbed-tls.readthedocs.io
https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2025-03-2/
mbed-tls.readthedocs.io
and 2 more references View all →

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