CVE-2021-27562
medium · 5.5Actively exploitedOn the CISA Known Exploited Vulnerabilities catalog
Apply updates per vendor instructions.
Added 2021-11-03Remediation due 2021-11-17
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.
5.5
CVSS
3.1%
EPSS (exploit prob.)
87th
EPSS percentile
2021-05-25
Published
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-787
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| trustedfirmware | trusted_firmware-m | <= 1.2.0 |
Check a specific version with /api/v1/cve/match.
References
- https://developer.arm.com/support/arm-security-updates
- https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/svc_caller_sp_fetching_vulnerability.rst
- https://developer.arm.com/support/arm-security-updates
- https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/svc_caller_sp_fetching_vulnerability.rst
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27562
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2021-27562