CVE-2018-14773: Symfony HTTP Foundation web cache poisoning

CVE-2018-14773 · Severity: low · CVSS 3.1 · Published 2022-05-13

Symfony HTTP Foundation web cache poisoning

Technologies: symfony/http-foundation (Packagist), symfony/symfony (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2018-14773 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2018-14773 being exploited in the wild.
How severe is CVE-2018-14773?
Low severity, with a CVSS score of 3.1, published 13 May 2022.
Which products and versions are affected?
symfony/http-foundation (Packagist) ECOSYSTEM:introduced=2.7.0,fixed=2.7.49; symfony/symfony (Packagist) ECOSYSTEM:introduced=2.7.0,fixed=2.7.49.
Is there a fix for CVE-2018-14773?
Yes. symfony/http-foundation (Packagist): upgrade to 2.7.49 or later; symfony/symfony (Packagist): upgrade to 2.7.49 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2018-14773?
Check whether you run symfony/http-foundation (Packagist) or symfony/symfony (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

  • symfony/http-foundation (Packagist): upgrade to 2.7.49 or later
    composer require symfony/http-foundation:^2.7.49
  • symfony/symfony (Packagist): upgrade to 2.7.49 or later
    composer require symfony/symfony:^2.7.49

Affected products

  • symfony/http-foundation (Packagist) ECOSYSTEM:introduced=2.7.0,fixed=2.7.49
  • symfony/symfony (Packagist) ECOSYSTEM:introduced=2.7.0,fixed=2.7.49

Identifiers

  • CVE-2018-14773
  • GHSA-8wgj-6wx8-h5hq

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