Vulnerability Details : CVE-2021-45451
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.
Products affected by CVE-2021-45451
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
- cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-45451
0.16%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 52 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-45451
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-45451
-
The product uses a broken or risky cryptographic algorithm or protocol.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-45451
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TALJHOYAYSUJTLN6BYGLO4YJGNZUY74W/
[SECURITY] Fedora 36 Update: mbedtls-2.28.1-1.fc36 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IL66WKJGXY5AXMTFE7QDMGL3RIBD6PX5/
[SECURITY] Fedora 37 Update: mbedtls-2.28.1-1.fc37 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0
Release Mbed TLS 3.1.0 · ARMmbed/mbedtls · GitHubPatch;Release Notes;Third Party Advisory
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