CVE-2021-47663 - Vulnerability Details - OpenCVE

Due to improper JSON Web Tokens implementation an unauthenticated remote attacker can guess a valid session ID and therefore impersonate a user to gain full access.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

References

Link	Providers
https://www.sciencedirect.com/science/article/pii/S2351978921001657

History

Thu, 24 Apr 2025 16:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Thu, 24 Apr 2025 09:45:00 +0000

Type	Values Removed	Values Added
Description		Due to improper JSON Web Tokens implementation an unauthenticated remote attacker can guess a valid session ID and therefore impersonate a user to gain full access.
Title		Improper session handling
Weaknesses		CWE-613
References		https://www.sciencedirect.com/science/article/pii/S2351978921001657
Metrics		cvssV3_1 `{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: CERTVDE

Published: 2025-04-24T09:25:23.807Z

Updated: 2025-04-24T15:22:23.071Z

Reserved: 2025-03-17T08:25:16.736Z

Link: CVE-2021-47663

Vulnrichment

Updated: 2025-04-24T13:48:10.195Z

NVD

Status : Awaiting Analysis

Published: 2025-04-24T10:15:16.703

Modified: 2025-04-29T13:52:47.470

Link: CVE-2021-47663

Redhat

No data.

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