Eclipse TinyDTLS up to 0.9-rc1 Master Key weak prng

CVSS Meta Temp Score
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CTI Interest Score
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3.1$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Eclipse TinyDTLS up to 0.9-rc1. Affected by this issue is some unknown functionality of the component Master Key Handler. Executing a manipulation can lead to weak prng. This vulnerability is tracked as CVE-2021-34430. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability classified as problematic was found in Eclipse TinyDTLS up to 0.9-rc1. This vulnerability affects an unknown functionality of the component Master Key Handler. The manipulation with an unknown input leads to a weak prng vulnerability. The CWE definition for the vulnerability is CWE-338. The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong. As an impact it is known to affect confidentiality.

The weakness was disclosed 07/08/2021. The advisory is available at bugs.eclipse.org. This vulnerability was named CVE-2021-34430. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1600.001 by the MITRE ATT&CK project.

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

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.1

VulDB Base Score: 3.1
VulDB Temp Score: 3.1
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: Weak prng
CWE: CWE-338 / CWE-331 / CWE-330
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/09/2021 🔍
07/08/2021 +29 days 🔍
07/08/2021 +0 days 🔍
07/10/2021 +2 days 🔍

Sourcesinfo

Advisory: bugs.eclipse.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-34430 (🔍)
GCVE (CVE): GCVE-0-2021-34430
GCVE (VulDB): GCVE-100-178102

Entryinfo

Created: 07/08/2021 09:56
Updated: 07/10/2021 17:03
Changes: 07/08/2021 09:56 (36), 07/10/2021 17:03 (3)
Complete: 🔍
Cache ID: 216::103

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