CVE-2017-5386 Affecting firefox-esr package, versions <45.7.0esr-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.27% (69th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOXESR-355211
  • published11 Jun 2018
  • disclosed11 Jun 2018

Introduced: 11 Jun 2018

CVE-2017-5386  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox-esr to version 45.7.0esr-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.

WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51.