01 Record

CVE-2021-43392

STMicroelectronics STSAFE-J 1.1.4, J-SAFE3 1.2.5, and J-SIGN sometimes allow attackers to obtain information on cryptographic secrets. This is associated with the ECDSA signature algorithm on the Java

UnratedPUBLISHEDCNA: mitre

CNA base scoreUnratedNo CNA CVSS vector

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02 Description

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.16% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 5.4% of scored records. A rank, not a probability.
NVD base score: 6.2 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2022-03-04 12:54Z4 YR AGO

Last updated

2024-08-04 03:55Z2 YR AGO

Reserved

2021-11-04

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-347Improper Verification of Cryptographic SignatureBase

Data version

5.1

Document digest

7d348e3bf670ee7f767c87fbcb1dd375c0ad6505110045c10ff89bd4bd56b36e

05 Affected products

VendorProductVersionsPlatforms

stj-safe3Not specified—

stj-safe3_firmwareNot specified—

ststsafe-jNot specified—

ststsafe-j_firmwareNot specified—

06 References

community.st.comhttps://community.st.com/s/toparticlesx_refsource_MISC
www.cert.ssi.gouv.frhttps://www.cert.ssi.gouv.fr/avis/CERTFR-2022-AVI-169/x_refsource_MISC