CVE-2020-36424

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Source
https://cve.org/CVERecord?id=CVE-2020-36424
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-36424.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-36424
Downstream
Published
2021-07-19T17:15:11.277Z
Modified
2026-04-09T07:15:42.433893Z
Severity
  • 4.7 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

An issue was discovered in Arm Mbed TLS before 2.24.0. An attacker can recover a private key (for RSA or static Diffie-Hellman) via a side-channel attack against generation of base blinding/unblinding values.

References

Affected packages

Git / github.com/armmbed/mbedtls

Affected ranges

Type
GIT
Repo
https://github.com/armmbed/mbedtls
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
7cd4d2dadb5fdc8410ee667f062646bd28f37e62
Introduced
8be0e6db41b4a085e90cb03983f99d3a5158d450
Fixed
848a4e06b375e067552f1a21d4bc69322c673217
Introduced
3f8d78411a26e833db18d9fbde0e2f0baeda87f0
Fixed
523f0554b6cdc7ace5d360885c3f5bbcc73ec0e8
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.7.17"
        },
        {
            "introduced": "2.8.0"
        },
        {
            "fixed": "2.16.8"
        },
        {
            "introduced": "2.17.0"
        },
        {
            "fixed": "2.24.0"
        }
    ]
}
Type
GIT
Repo
https://github.com/mbed-tls/mbedtls
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
848a4e06b375e067552f1a21d4bc69322c673217
Fixed
523f0554b6cdc7ace5d360885c3f5bbcc73ec0e8
Fixed
7cd4d2dadb5fdc8410ee667f062646bd28f37e62

Affected versions

Other
beta-oob-2
mbedos-release-15-11
mbedos-techcon-oob2
mbedtls-2.*
mbedtls-2.0.0
mbedtls-2.1.0
mbedtls-2.1.1
mbedtls-2.1.2
mbedtls-2.10.0
mbedtls-2.11.0
mbedtls-2.12.0
mbedtls-2.13.0
mbedtls-2.13.1
mbedtls-2.14.0
mbedtls-2.16.0
mbedtls-2.16.2
mbedtls-2.16.3
mbedtls-2.16.4
mbedtls-2.16.5
mbedtls-2.16.6
mbedtls-2.19.0
mbedtls-2.19.0d1
mbedtls-2.19.0d2
mbedtls-2.19.1
mbedtls-2.2.0
mbedtls-2.2.1
mbedtls-2.20.0
mbedtls-2.20.0d0
mbedtls-2.21.0
mbedtls-2.22.0d0
mbedtls-2.3.0
mbedtls-2.4.0
mbedtls-2.5.0
mbedtls-2.5.1
mbedtls-2.6.0
mbedtls-2.6.0-rc1
mbedtls-2.7.0
mbedtls-2.7.0-rc1
mbedtls-2.7.1
mbedtls-2.7.11
mbedtls-2.7.12
mbedtls-2.7.13
mbedtls-2.7.14
mbedtls-2.7.15
mbedtls-2.7.2
mbedtls-2.7.2-rc1
mbedtls-2.7.3
mbedtls-2.7.4
mbedtls-2.7.5
mbedtls-2.7.6
mbedtls-2.7.7
mbedtls-2.7.8
mbedtls-2.7.9
mbedtls-2.8.0
mbedtls-2.8.0-rc1
mbedtls-2.9.0
polarssl-1.*
polarssl-1.2.0
polarssl-1.2.1
polarssl-1.2.2
polarssl-1.2.4
polarssl-1.2.5
polarssl-1.2.6
polarssl-1.3.0
polarssl-1.3.0-rc0
polarssl-1.3.1
polarssl-1.3.2
polarssl-1.3.3
polarssl-1.3.4
polarssl-1.3.5
polarssl-1.3.6
polarssl-1.3.7
polarssl-1.3.8
polarssl-1.3.9
yotta-2.*
yotta-2.3.1

Database specific

unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "10.0"
            }
        ]
    }
]
source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-36424.json"