Origin Validation Error Affecting firefox package, versions <55.0.1+build2-0ubuntu0.16.04.2


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.17% (56th percentile)

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  • Snyk IDSNYK-UBUNTU1604-FIREFOX-424239
  • published11 Jun 2018
  • disclosed11 Jun 2018

Introduced: 11 Jun 2018

CVE-2017-7797  (opens in a new tab)
CWE-346  (opens in a new tab)

How to fix?

Upgrade Ubuntu:16.04 firefox to version 55.0.1+build2-0ubuntu0.16.04.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

Response header name interning does not have same-origin protections and these headers are stored in a global registry. This allows stored header names to be available cross-origin. This vulnerability affects Firefox < 55.