CVE-2021-21289: Command Injection Vulnerability in Mechanize

CVE-2021-21289 · Severity: low · CVSS 3.1 · Published 2021-02-02

Command Injection Vulnerability in Mechanize

Technologies: mechanize (RubyGems). Vendors: RubyGems.

Quick answers

Is CVE-2021-21289 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-21289 being exploited in the wild.
How severe is CVE-2021-21289?
Low severity, with a CVSS score of 3.1, published 2 February 2021.
Which products and versions are affected?
mechanize (RubyGems) ECOSYSTEM:introduced=2.0.0,fixed=2.7.7.
Is there a fix for CVE-2021-21289?
Yes. mechanize (RubyGems): upgrade to 2.7.7 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2021-21289?
Check whether you run mechanize (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

  • mechanize (RubyGems): upgrade to 2.7.7 or later
    bundle update mechanize

Affected products

  • mechanize (RubyGems) ECOSYSTEM:introduced=2.0.0,fixed=2.7.7

Identifiers

  • CVE-2021-21289
  • GHSA-qrqm-fpv6-6r8g

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