CVE-2021-45451
Publication date 21 December 2021
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
In Mbed TLS before 3.1.0, psa_aead_generate_nonce allows policy bypass or oracle-based decryption when the output buffer is at memory locations accessible to an untrusted application.
Status
Package | Ubuntu Release | Status |
---|---|---|
mbedtls | 24.10 oracular |
Needs evaluation
|
24.04 LTS noble |
Needs evaluation
|
|
22.04 LTS jammy |
Needs evaluation
|
|
20.04 LTS focal |
Needs evaluation
|
|
18.04 LTS bionic |
Needs evaluation
|
|
16.04 LTS xenial |
Needs evaluation
|
|
14.04 LTS trusty | Ignored end of standard support |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 · High |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | None |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |