Insecure exceptions - NullPointerException

Description

Use is made of functions that perform catch to Nullpointer exceptions, which can cause unexpected behavior in the system.

Impact

• Decrease application performance.
• Cause a possible denial of service.

Recommendation

The catch to NullpointerException should only be used when test class entries need to be tested.

Threat

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

Temporal

• Exploit code madurity: U
• Remediation level: X
• Report confidence: X

Result

• Vector string: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:X/RC:X
• Score:
  • Base: 3.7
  • Temporal: 3.4
• Severity:
  • Base: Low
  • Temporal: Low

Requirements

• 161.Define secure default options
• 266.Disable insecure functionalities
• 359.Avoid using generic exceptions

Fixes

• Ruby
• Dart
• PHP
• C-Sharp

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