CVE-2009-4492: WEBrick Improper Input Validation vulnerability

CVE-2009-4492 · Severity: info · Published 2017-10-24

WEBrick Improper Input Validation vulnerability

Technologies: webrick (RubyGems). Vendors: RubyGems.

Quick answers

Is CVE-2009-4492 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2009-4492 being exploited in the wild.
How severe is CVE-2009-4492?
Informational severity, published 24 October 2017.
Which products and versions are affected?
webrick (RubyGems) ECOSYSTEM:introduced=0,fixed=1.4.0.
Is there a fix for CVE-2009-4492?
Yes. webrick (RubyGems): upgrade to 1.4.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2009-4492?
Check whether you run webrick (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

  • webrick (RubyGems): upgrade to 1.4.0 or later
    bundle update webrick

Affected products

  • webrick (RubyGems) ECOSYSTEM:introduced=0,fixed=1.4.0

Identifiers

  • CVE-2009-4492
  • GHSA-6mq2-37j5-w6r6

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