CVE-2021-45450

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Source
https://cve.org/CVERecord?id=CVE-2021-45450
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-45450.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-45450
Downstream
JLSEC (1)
openSUSE (2)
UBUNTU (1)
Related
openSUSE (2)
Published
2021-12-21T07:15:06Z
Modified
2026-10-20T10:55:08Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

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.

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "36"
                        },
                        {
                            "last_affected":  "36"
                        },
                        {
                            "introduced":  "37"
                        },
                        {
                            "last_affected":  "37"
                        }
                    ],
                    "source":  "CPE_STRING"
                }
            ],
            "vendor_product":  "fedoraproject:fedora"
        }
    ]
}
References

Affected packages

Git / github.com/mbed-tls/mbedtls

Affected ranges

Type
GIT
Repo
https://github.com/mbed-tls/mbedtls
Events
Introduced
ac15f842a5bb8d4cbceb7175c5d7ab50d96173c0
Fixed
8b3f26a5ac38d4fdccbc5c5366229f3e01dafcc0
Introduced
8df2f8e7b9c7bb9390ac74bb7bace27edca81a2b
Last Affected
8df2f8e7b9c7bb9390ac74bb7bace27edca81a2b
Fixed
d65aeb37349ad1a50e0f6c9b694d4b5290d60e49
Database specific
Show details 
{
    "extracted_events":  [
        {
            "cpe":  "cpe:2.3:a:trustedfirmware:mbed_tls:*:*:*:*:*:*:*:*",
            "range":  [
                {
                    "introduced":  "2.22.0"
                },
                {
                    "fixed":  "2.28.0"
                }
            ],
            "source":  "CPE_RANGE"
        },
        {
            "cpe":  "cpe:2.3:a:trustedfirmware:mbed_tls:3.0.0:*:*:*:*:*:*:*",
            "range":  [
                {
                    "introduced":  "3.0.0"
                },
                {
                    "last_affected":  "3.0.0"
                }
            ],
            "source":  "CPE_STRING"
        },
        {
            "original_tag":  "v2.28.0",
            "range":  [
                {
                    "fixed":  "8b3f26a5ac38d4fdccbc5c5366229f3e01dafcc0"
                }
            ],
            "source":  "REFERENCES_TAG"
        },
        {
            "original_tag":  "v3.1.0",
            "range":  [
                {
                    "fixed":  "d65aeb37349ad1a50e0f6c9b694d4b5290d60e49"
                }
            ],
            "source":  "REFERENCES_TAG"
        }
    ]
}

Affected versions

3.*
3.0.0
mbedtls-3.*
mbedtls-3.0.0
v3.*
v3.0.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-45450.json"