CVE-2018-17856: Joomla RCE Vulnerability

CVE-2018-17856 · Severity: low · CVSS 3 · Published 2022-05-13

Joomla RCE Vulnerability

Technologies: joomla/framework (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2018-17856 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2018-17856 being exploited in the wild.
How severe is CVE-2018-17856?
Low severity, with a CVSS score of 3, published 13 May 2022.
Which products and versions are affected?
joomla/framework (Packagist) ECOSYSTEM:introduced=2.5.4,fixed=3.8.13.
Is there a fix for CVE-2018-17856?
Yes. joomla/framework (Packagist): upgrade to 3.8.13 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2018-17856?
Check whether you run joomla/framework (Packagist) 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

  • joomla/framework (Packagist): upgrade to 3.8.13 or later
    composer require joomla/framework:^3.8.13

Affected products

  • joomla/framework (Packagist) ECOSYSTEM:introduced=2.5.4,fixed=3.8.13

Identifiers

  • CVE-2018-17856
  • GHSA-9m72-pw47-292w

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