Description

Business information is obtained within the JWT, such as:
- Username
- Password

Impact

- Get the username from the JWT.
- Get the encrypted password from the JWT.

Recommendation

Remove the sensitive information from the JWT and manage this kind of information in the server-side.

Threat

Anonymous attacker from the Internet.

Expected Remediation Time

⌚ 30 minutes.

Score

Default score using CVSS 3.1. It may change depending on the context of the src.

Base

• Attack vector: N
• Attack complexity: H
• Privileges required: N
• User interaction: N
• Scope: U
• Confidentiality: L
• Integrity: N
• Availability: N

Temporal

• Exploit code maturity: X
• Remediation level: X
• Report confidence: X

Result

• Vector string: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:X
• Score:
• Base: 3.7
• Temporal: 3.7
• Severity:
• Base: Low
• Temporal: Low

Score 4.0

Default score using CVSS 4.0. It may change depending on the context of the src.

Base 4.0

• Attack vector: N
• Attack complexity: H
• Attack Requirements: N
• Privileges required: N
• User interaction: N
• Confidentiality (VC): L
• Integrity (VI): N
• Availability (VA): N
• Confidentiality (SC): N
• Integrity (SI): N
• Availability (SA): N

Threat 4.0

• Exploit maturity: X

Result 4.0

• Vector string: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X
• Score:
• CVSS-BT: 6.3
• Severity:
• CVSS-BT: Medium

Requirements

• 176.Restrict system objects
• 177.Avoid caching and temporary files
• 261.Avoid exposing sensitive information
• 300.Mask sensitive data

Fixes

• Java
• Elixir
• C-Sharp
• Go
• Dart
• Scala
• Python
• TypeScript

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