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Incorrect Permission Assignment for Critical Resource Affecting firefox package, versions <56.0-1

0.0
critical

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.51% (77th percentile)
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NVD
9.8 critical

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  • Snyk ID SNYK-DEBIANUNSTABLE-FIREFOX-424943
  • published 11 Jun 2018
  • disclosed 11 Jun 2018
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Introduced: 11 Jun 2018

CVE-2017-7821 Open this link in a new tab
CWE-732 Open this link in a new tab

How to fix?

Upgrade Debian:unstable firefox to version 56.0-1 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.

A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types. This can be triggered without specific user interaction for the file download and open actions. This could be used to trigger known vulnerabilities in the programs that handle those document types. This vulnerability affects Firefox < 56.