Account Takeover

Description

By exploiting one or several application vulnerabilities it is possible to take control over a user account and perform action on his behalf

Impact

• Affect the traceability and non-repudiation of the user's actions.
• Deny the access of a legitimate user to its own account
• Obtain potentially confidential information from the user account

Recommendation

Define account recovery mechanisms, validating that the requester is the account owner.

Threat

Authenticated attacker from the Internet

Expected Remediation Time

⌚ 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: L
• User interaction: N
• Scope: U
• Confidentiality: L
• Integrity: L
• Availability: L

Temporal

• Exploit code madurity: H
• Remediation level: U
• Report confidence: C

Result

• Vector string: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:H/RL:U/RC:C
• Score:
  • Base: 5.0
  • Temporal: 5.0
• Severity:
  • Base: Medium
  • Temporal: Medium

Requirements

• 266.Disable insecure functionalities
• 238.Establish safe recovery

Fixes

• PHP
• Scala
• Go
• Java
• C-Sharp
• Elixir
• TypeScript

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