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Information Exposure Affecting firefox package, versions <57.0-1

0.0
medium

Snyk CVSS

    Attack Complexity Low

    Threat Intelligence

    EPSS 0.22% (60th percentile)
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NVD
5.3 medium

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  • Snyk ID SNYK-DEBIANUNSTABLE-FIREFOX-422297
  • published 11 Jun 2018
  • disclosed 11 Jun 2018
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Introduced: 11 Jun 2018

CVE-2017-7842 Open this link in a new tab
CWE-200 Open this link in a new tab

How to fix?

Upgrade Debian:unstable firefox to version 57.0-1 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 Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

If a document's Referrer Policy attribute is set to "no-referrer" sometimes two network requests are made for "<link>" elements instead of one. One of these requests includes the referrer instead of respecting the set policy to not include a referrer on requests. This vulnerability affects Firefox < 57.