Improper Privilege Management Affecting firefox-esr package, versions <52.3.0esr-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.3% (70th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOXESR-354499
  • published11 Jun 2018
  • disclosed11 Jun 2018

Introduced: 11 Jun 2018

CVE-2017-7803  (opens in a new tab)
CWE-269  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox-esr to version 52.3.0esr-1 or higher.

NVD Description

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

When a page's content security policy (CSP) header contains a "sandbox" directive, other directives are ignored. This results in the incorrect enforcement of CSP. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.