CVE-2021-22880: Active Record subject to Regular Expression Denial-of-Service (ReDoS)

CVE-2021-22880 · Severity: low · CVSS 3.1 · Published 2021-03-02

Active Record subject to Regular Expression Denial-of-Service (ReDoS)

Technologies: activerecord (RubyGems). Vendors: RubyGems.

Quick answers

Is CVE-2021-22880 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-22880 being exploited in the wild.
How severe is CVE-2021-22880?
Low severity, with a CVSS score of 3.1, published 2 March 2021.
Which products and versions are affected?
activerecord (RubyGems) ECOSYSTEM:introduced=5.0.0,fixed=5.2.4.5.
Is there a fix for CVE-2021-22880?
Yes. activerecord (RubyGems): upgrade to 5.2.4.5 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2021-22880?
Check whether you run activerecord (RubyGems) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • activerecord (RubyGems): upgrade to 5.2.4.5 or later
    bundle update activerecord

Affected products

  • activerecord (RubyGems) ECOSYSTEM:introduced=5.0.0,fixed=5.2.4.5

Identifiers

  • CVE-2021-22880
  • GHSA-8hc4-xxm3-5ppp

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