Stark Bank ecdsa-dotnet 1.3.1 Message signature verification

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Stark Bank ecdsa-dotnet 1.3.1. This vulnerability affects unknown code of the component Message Handler. Such manipulation leads to signature verification. This vulnerability is traded as CVE-2021-43569. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Stark Bank ecdsa-dotnet 1.3.1 (Banking Software). Affected by this issue is an unknown code block of the component Message Handler. The manipulation with an unknown input leads to a signature verification vulnerability. Using CWE to declare the problem leads to CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. Impacted is confidentiality, integrity, and availability.

The weakness was shared 11/10/2021. The advisory is shared for download at research.nccgroup.com. This vulnerability is handled as CVE-2021-43569 since 11/09/2021. There are neither technical details nor an exploit publicly available.

Upgrading to version 1.3.2 eliminates this vulnerability. The upgrade is hosted for download at github.com.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.4

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Signature verification
CWE: CWE-347 / CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ecdsa-dotnet 1.3.2

Timelineinfo

11/09/2021 🔍
11/10/2021 +1 days 🔍
11/10/2021 +0 days 🔍
11/12/2021 +2 days 🔍

Sourcesinfo

Advisory: research.nccgroup.com
Status: Confirmed

CVE: CVE-2021-43569 (🔍)
GCVE (CVE): GCVE-0-2021-43569
GCVE (VulDB): GCVE-100-186464

Entryinfo

Created: 11/10/2021 13:06
Updated: 11/12/2021 11:39
Changes: 11/10/2021 13:06 (40), 11/12/2021 11:39 (1)
Complete: 🔍
Cache ID: 216::103

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