CVE-2021-27562

MEDIUMCISA KEV

5.5

Description

In Arm Trusted Firmware M through 1.2, the NS world may trigger a system halt, an overwrite of secure data, or the printing out of secure data when calling secure functions under the NSPE handler mode.

Details CVE

Score CVSS v3.15.5

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie5/25/2021

Derniere modification11/3/2025

Sourcekev

Observations honeypot0

CISA KEV

FournisseurArm

ProduitTrusted Firmware

Nom vulnerabiliteArm Trusted Firmware Out-of-Bounds Write Vulnerability

Date ajout KEV2021-11-03

Date limite remediation2021-11-17

Utilise dans ransomwareUnknown

Produits affectes

arm:trusted_firmware-m

Faiblesses (CWE)

CWE-787CWE-787

References

https://developer.arm.com/support/arm-security-updates(cve@mitre.org)

https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/svc_caller_sp_fetching_vulnerability.rst(cve@mitre.org)

https://developer.arm.com/support/arm-security-updates(af854a3a-2127-422b-91ae-364da2661108)

https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/svc_caller_sp_fetching_vulnerability.rst(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27562(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlations IOC

Aucune correlation enregistree

This product uses data from the NVD API but is not endorsed or certified by the NVD.