Symmetric denial of service

Symmetric denial of service

Description

The server is rendered unresponsive by successively repeating a request which consumes a lot of resources or takes too long to be processed.

Impact

Deny temporary or permanently the access to one or several application services.

Recommendation

Define a time-out when a query or a search is taking a lot of time processing the information

Threat

Anonymous attacker from the Internet.

Expected Remediation Time

⌚ 60 minutes.

Score

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

Base

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

Temporal

  • Exploit code maturity: P
  • Remediation level: U
  • Report confidence: R

Result

  • Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:U/RC:R
  • Score:
    • Base: 7.5
    • Temporal: 6.8
  • Severity:
    • Base: High
    • Temporal: Medium

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: L
  • Attack Requirements: N
  • Privileges required: N
  • User interaction: N
  • Confidentiality (VC): N
  • Integrity (VI): N
  • Availability (VA): H
  • 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:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U
  • Score:
    • CVSS-BT: 6.6
  • Severity:
    • CVSS-BT: Medium

Requirements

Fixes

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