CVE-2022-39379: fluentd vulnerable to remote code execution due to insecure deserialization (in non-default configuration)

CVE-2022-39379 · Severity: low · CVSS 3.1 · Published 2022-11-02

fluentd vulnerable to remote code execution due to insecure deserialization (in non-default configuration)

Technologies: fluentd (RubyGems). Vendors: RubyGems.

Quick answers

Is CVE-2022-39379 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2022-39379 being exploited in the wild.
How severe is CVE-2022-39379?
Low severity, with a CVSS score of 3.1, published 2 November 2022.
Which products and versions are affected?
fluentd (RubyGems) ECOSYSTEM:introduced=1.13.2,fixed=1.15.3.
Is there a fix for CVE-2022-39379?
Yes. fluentd (RubyGems): upgrade to 1.15.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2022-39379?
Check whether you run fluentd (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

  • fluentd (RubyGems): upgrade to 1.15.3 or later
    bundle update fluentd

Affected products

  • fluentd (RubyGems) ECOSYSTEM:introduced=1.13.2,fixed=1.15.3

Identifiers

  • CVE-2022-39379
  • GHSA-fppq-mj76-fpj2

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.