CVE-2020-15957 - Vulnerability Details - OpenCVE

Description

An issue was discovered in DP3T-Backend-SDK before 1.1.1 for Decentralised Privacy-Preserving Proximity Tracing (DP3T). When it is configured to check JWT before uploading/publishing keys, it is possible to skip the signature check by providing a JWT token with alg=none.

Published: 2020-07-30

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:dp3t-backend-software_development_kit_project:dp3t-backend-software_development_kit:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-7928	An issue was discovered in DP3T-Backend-SDK before 1.1.1 for Decentralised Privacy-Preserving Proximity Tracing (DP3T). When it is configured to check JWT before uploading/publishing keys, it is possible to skip the signature check by providing a JWT token with alg=none.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00191.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/DP-3T/dp3t-sdk-backend/compare/v1.0.4...v1.1.0
https://github.com/DP-3T/dp3t-sdk-backend/security/advisories/GHSA-5m5q-3qw2-3xf3
https://github.com/dp-3T/dp3t-sdk-backend

History

No history.

Subscriptions

Dp3t-backend-software Development Kit Project Dp3t-backend-software Development Kit

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-07-30T13:08:44.000Z

Updated: 2024-08-04T13:30:23.455Z

Reserved: 2020-07-27T00:00:00.000Z

Link: CVE-2020-15957

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-07-30T14:15:12.260

Modified: 2024-11-21T05:06:32.313

Link: CVE-2020-15957

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-347

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