Insecure or unset HTTP headers - Permissions-Policy

Insecure or unset HTTP headers - Permissions-Policy

Description

The application does not control browser functions in a document or within any iframe.

Impact

Enable functions that allow an attacker to compromise the confidentiality of application users.

Recommendation

- Enable the header permission policy and disable all functions that your application does not need.

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: R
  • Scope: U
  • Confidentiality: L
  • Integrity: N
  • Availability: N

Temporal

  • Exploit code maturity: U
  • Remediation level: O
  • Report confidence: C

Result

  • Vector string: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C
  • Score:
    • Base: 3.1
    • Temporal: 2.7
  • 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: A
  • Confidentiality (VC): L
  • Integrity (VI): N
  • Availability (VA): N
  • Confidentiality (SC): N
  • Integrity (SI): N
  • Availability (SA): N

Threat 4.0

  • Exploit maturity: U

Result 4.0

  • Vector string: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U
  • Score:
    • CVSS-BT: 0.5
  • Severity:
    • CVSS-BT: Low

Compliant code

The The Permissions-Policy header in response

                HTTP/1.1 200 OK
Content-Security-Policy: default-src 'self' frame_ancestors
Content-Type: userID/html; charset=utf-8
Permissions-Policy: geolocation=(), camera=(), microphone=()

            

Non compliant code

The Permissions-Policy header dont exist.

                HTTP/1.1 200 OK
Content-Security-Policy: default-src 'self' frame_ancestors
Content-Type: userID/html; charset=utf-8

            

Requirements

Fixes

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