In Mbed TLS before 2.28.0 and 3.x before 3.1.0, psa_cipher_generate_iv and psa_cipher_encrypt allow policy bypass or oracle-based decryption when the output buffer is at memory locations accessible to an untrusted application.
Project Subscriptions
Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2021-32221 | In Mbed TLS before 2.28.0 and 3.x before 3.1.0, psa_cipher_generate_iv and psa_cipher_encrypt allow policy bypass or oracle-based decryption when the output buffer is at memory locations accessible to an untrusted application. |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Fri, 05 Jun 2026 19:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Trustedfirmware
Trustedfirmware mbed Tls |
|
| CPEs | cpe:2.3:a:arm:mbed_tls:3.0.0:*:*:*:*:*:*:* |
cpe:2.3:a:trustedfirmware:mbed_tls:*:*:*:*:*:*:*:* cpe:2.3:a:trustedfirmware:mbed_tls:3.0.0:*:*:*:*:*:*:* |
| Vendors & Products |
Arm
Arm mbed Tls |
Trustedfirmware
Trustedfirmware mbed Tls |
Projects
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-04T04:39:21.039Z
Reserved: 2021-12-21T00:00:00.000Z
Link: CVE-2021-45450
No data.
Status : Modified
Published: 2021-12-21T07:15:06.727
Modified: 2026-06-05T19:38:32.047
Link: CVE-2021-45450
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD