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Vulnerability Details :

CVE-2019-18222

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-23 Jan, 2020 | 00:00
Updated At-05 Aug, 2024 | 01:47
Rejected At-
Credits

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:23 Jan, 2020 | 00:00
Updated At:05 Aug, 2024 | 01:47
Rejected At:
▼CVE Numbering Authority (CNA)

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.

Affected Products
Vendor
n/a
Product
n/a
Versions
Affected
  • n/a
Problem Types
TypeCWE IDDescription
textN/An/a
Type: text
CWE ID: N/A
Description: n/a
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://tls.mbed.org/tech-updates/security-advisories
N/A
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-12
N/A
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NGDACU65MYZXXVPQP2EBHUJGOR4RWLVY/
vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3GWQNONS7GRORXZJ7MOJFUEJ2ZJ4OUW/
vendor-advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
mailing-list
Hyperlink: https://tls.mbed.org/tech-updates/security-advisories
Resource: N/A
Hyperlink: https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-12
Resource: N/A
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NGDACU65MYZXXVPQP2EBHUJGOR4RWLVY/
Resource:
vendor-advisory
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3GWQNONS7GRORXZJ7MOJFUEJ2ZJ4OUW/
Resource:
vendor-advisory
Hyperlink: https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
Resource:
mailing-list
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://tls.mbed.org/tech-updates/security-advisories
x_transferred
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-12
x_transferred
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NGDACU65MYZXXVPQP2EBHUJGOR4RWLVY/
vendor-advisory
x_transferred
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3GWQNONS7GRORXZJ7MOJFUEJ2ZJ4OUW/
vendor-advisory
x_transferred
https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
mailing-list
x_transferred
Hyperlink: https://tls.mbed.org/tech-updates/security-advisories
Resource:
x_transferred
Hyperlink: https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-12
Resource:
x_transferred
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NGDACU65MYZXXVPQP2EBHUJGOR4RWLVY/
Resource:
vendor-advisory
x_transferred
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3GWQNONS7GRORXZJ7MOJFUEJ2ZJ4OUW/
Resource:
vendor-advisory
x_transferred
Hyperlink: https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
Resource:
mailing-list
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:23 Jan, 2020 | 17:15
Updated At:03 Mar, 2023 | 15:25

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.14.7MEDIUM
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Primary2.01.9LOW
AV:L/AC:M/Au:N/C:P/I:N/A:N
Type: Primary
Version: 3.1
Base score: 4.7
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Type: Primary
Version: 2.0
Base score: 1.9
Base severity: LOW
Vector:
AV:L/AC:M/Au:N/C:P/I:N/A:N
CPE Matches
Arm Limited
arm
>>mbed_crypto>>Versions before 3.0.0(exclusive)
cpe:2.3:a:arm:mbed_crypto:*:*:*:*:*:*:*:*
Arm Limited
arm
>>mbed_tls>>Versions before 2.7.13(exclusive)
cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
Arm Limited
arm
>>mbed_tls>>Versions from 2.8.0(inclusive) to 2.16.4(exclusive)
cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
Arm Limited
arm
>>mbed_tls>>Versions from 2.17.0(inclusive) to 2.20.0(exclusive)
cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
Fedora Project
fedoraproject
>>fedora>>30
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
Fedora Project
fedoraproject
>>fedora>>31
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
Debian GNU/Linux
debian
>>debian_linux>>10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-203Primarynvd@nist.gov
CWE ID: CWE-203
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://lists.debian.org/debian-lts-announce/2022/12/msg00036.htmlcve@mitre.org
Mailing List
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3GWQNONS7GRORXZJ7MOJFUEJ2ZJ4OUW/cve@mitre.org
Mailing List
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NGDACU65MYZXXVPQP2EBHUJGOR4RWLVY/cve@mitre.org
Mailing List
Third Party Advisory
https://tls.mbed.org/tech-updates/security-advisoriescve@mitre.org
Vendor Advisory
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-12cve@mitre.org
Vendor Advisory
Hyperlink: https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
Source: cve@mitre.org
Resource:
Mailing List
Third Party Advisory
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3GWQNONS7GRORXZJ7MOJFUEJ2ZJ4OUW/
Source: cve@mitre.org
Resource:
Mailing List
Third Party Advisory
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NGDACU65MYZXXVPQP2EBHUJGOR4RWLVY/
Source: cve@mitre.org
Resource:
Mailing List
Third Party Advisory
Hyperlink: https://tls.mbed.org/tech-updates/security-advisories
Source: cve@mitre.org
Resource:
Vendor Advisory
Hyperlink: https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-12
Source: cve@mitre.org
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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