CVE-2022-44566

Description

A denial of service vulnerability present in ActiveRecord's PostgreSQL adapter <7.0.4.1 and <6.1.7.1. When a value outside the range for a 64bit signed integer is provided to the PostgreSQL connection adapter, it will treat the target column type as numeric. Comparing integer values against numeric values can result in a slow sequential scan resulting in potential Denial of Service.

CVSS Metrics

• v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Trends

Current EPSS score: 1.54%• Percentile: 82%

Techniques & Countermeasures

• CWE-400•Uncontrolled Resource Consumption

  The product does not properly control the allocation and maintenance of a limited resource.

Affected Systems

• activerecord_project•activerecord

  < 6.1.7.1 | ≥ 7.0.0, < 7.0.4.1

References (2)

• https://discuss.rubyonrails.org/t/cve-2022-44566-possible-denial-of-service-vulnerability-in-activerecords-postgresql-adapter/82119
• https://code.jeremyevans.net/2022-11-01-forcing-sequential-scans-on-postgresql.html