CVE-2019-18222
- Source
- https://cve.org/CVERecord?id=CVE-2019-18222
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-18222.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2019-18222
- Downstream
- Related
- Published
- 2020-01-23T17:15:11.893Z
- Modified
- 2026-03-10T22:29:55.239522Z
- 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
-
The ECDSA signature implementation in ecdsa.c in Arm Mbed Crypto 2.1 and Mbed TLS through 2.19.1 does not reduce the blinded scalar before computing the inverse, which allows a local attacker to recover the private key via side-channel attacks.
- References
-
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3GWQNONS7GRORXZJ7MOJFUEJ2ZJ4OUW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NGDACU65MYZXXVPQP2EBHUJGOR4RWLVY/
- https://tls.mbed.org/tech-updates/security-advisories
- https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-12
- https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
Affected packages
Git / github.com/armmbed/mbed-crypto
Affected ranges
- Type
- GIT
- Repo
- https://github.com/armmbed/mbed-crypto
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
- Database specific
{ "versions": [ { "introduced": "0" }, { "fixed": "3.0.0" } ] }
- Type
- GIT
- Repo
- https://github.com/armmbed/mbedtls
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixedIntroducedFixedIntroducedFixed
- Database specific
{ "versions": [ { "introduced": "0" }, { "fixed": "2.7.13" }, { "introduced": "2.8.0" }, { "fixed": "2.16.4" }, { "introduced": "2.17.0" }, { "fixed": "2.20.0" } ] }
Affected versions
mbedcrypto-0.*
mbedcrypto-0.1.0b
mbedcrypto-0.1.0b2
mbedcrypto-1.*
mbedcrypto-1.0.0
mbedcrypto-1.0.0d0
mbedcrypto-1.0.0d1
mbedcrypto-1.0.0d2
mbedcrypto-1.0.0d3
mbedcrypto-1.0.0d4
mbedcrypto-1.0.0d5
mbedcrypto-1.0.0d6
mbedcrypto-1.0.0d7
mbedcrypto-1.1.0
mbedcrypto-1.1.0d0
mbedcrypto-1.1.0d1
mbedcrypto-1.1.0d2
mbedcrypto-1.1.1
mbedcrypto-2.*
mbedcrypto-2.0.0
mbedcrypto-2.0.0d0
mbedcrypto-2.0.0d1
mbedcrypto-2.0.0d2
mbedcrypto-2.1.0d0
mbedcrypto-3.*
mbedcrypto-3.0.0d0
mbedtls-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-2.15.0
mbedtls-2.15.1
mbedtls-2.16.0
mbedtls-2.16.1
mbedtls-2.16.2
mbedtls-2.16.3
mbedtls-2.17.0
mbedtls-2.18.0
mbedtls-2.19.0
mbedtls-2.19.0d1
mbedtls-2.19.0d2
mbedtls-2.19.1
mbedtls-2.20.0d0
mbedtls-2.20.0d1
mbedtls-2.8.0
mbedtls-2.9.0
psa-crypto-api-1.*
psa-crypto-api-1.0-beta1
psa-crypto-api-1.0-beta2
psa-crypto-api-1.0-beta3
Database specific
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-18222.json"
unresolved_ranges
[
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "30"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "31"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "10.0"
}
]
}
]