Vulnerability Details CVE-2021-45450
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 11.1%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0
- https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IL66WKJGXY5AXMTFE7QDMGL3RIBD6PX5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TALJHOYAYSUJTLN6BYGLO4YJGNZUY74W/
- https://security.gentoo.org/glsa/202301-08
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0
- https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IL66WKJGXY5AXMTFE7QDMGL3RIBD6PX5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TALJHOYAYSUJTLN6BYGLO4YJGNZUY74W/
- https://security.gentoo.org/glsa/202301-08
Products affected by CVE-2021-45450
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cpe:2.3:a:arm:mbed_tls:2.22.0
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cpe:2.3:a:arm:mbed_tls:2.23.0
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cpe:2.3:a:arm:mbed_tls:2.24.0
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cpe:2.3:a:arm:mbed_tls:2.25.0
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cpe:2.3:a:arm:mbed_tls:2.26.0
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cpe:2.3:a:arm:mbed_tls:2.27.0
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cpe:2.3:a:arm:mbed_tls:3.0.0
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cpe:2.3:o:fedoraproject:fedora:36
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cpe:2.3:o:fedoraproject:fedora:37