VDB-194213 · CVE-2021-43392 · GCVE-0-2021-43392

STMicroelectronics STSAFE-J/J-SAFE3/J-SIGN Java Card API information disclosure

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
2.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in STMicroelectronics STSAFE-J, J-SAFE3 and J-SIGN. It has been classified as problematic. This affects an unknown function of the component Java Card API. The manipulation leads to information disclosure. This vulnerability is listed as CVE-2021-43392. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in STMicroelectronics STSAFE-J, J-SAFE3 and J-SIGN (unknown version). This issue affects an unknown code block of the component Java Card API. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality.

The weakness was presented 03/04/2022. The advisory is shared at cert.ssi.gouv.fr. The identification of this vulnerability is CVE-2021-43392 since 11/04/2021. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

STMicroelectronics

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.6
VulDB Meta Temp Score: 2.6

VulDB Base Score: 2.6
VulDB Temp Score: 2.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/04/2021 🔍
03/04/2022 +120 days 🔍
03/04/2022 +0 days 🔍
03/06/2022 +2 days 🔍

Sourcesinfo

Advisory: cert.ssi.gouv.fr
Status: Not defined

CVE: CVE-2021-43392 (🔍)
GCVE (CVE): GCVE-0-2021-43392
GCVE (VulDB): GCVE-100-194213

Entryinfo

Created: 03/04/2022 17:03
Updated: 03/06/2022 14:52
Changes: 03/04/2022 17:03 (36), 03/06/2022 14:52 (1)
Complete: 🔍
Cache ID: 216::103