CVE-2021-40327
Published: 13 January 2022
Trusted Firmware-M (TF-M) 1.4.0, when Profile Small is used, has incorrect access control. NSPE can access a secure key (held by the Crypto service) based solely on knowledge of its key ID. For example, there is no authorization check associated with the relationship between a caller and a key owner.
Priority
High
CVSS 3 base score: 5.9
Status
| Package | Release | Status |
|---|---|---|
|
arm-trusted-firmware Launchpad, Ubuntu, Debian |
focal |
Needs triage
|
| hirsute |
Ignored
(reached end-of-life)
|
|
| impish |
Ignored
(reached end-of-life)
|
|
| jammy |
Needs triage
|
|
| trusty |
Ignored
(out of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Ignored
(out of standard support)
|
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40327
- https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/
- https://developer.arm.com/support/arm-security-updates
- https://tf-m-user-guide.trustedfirmware.org/docs/security/security_advisories/profile_small_key_id_encoding_vulnerability.html
- NVD
- Launchpad
- Debian