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Improper Input Validation Affecting firefox package, versions <52.0.1-1

Severity

 Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.19% (58th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOX-423786
  • published11 Jun 2018
  • disclosed11 Jun 2018
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Introduced: 11 Jun 2018

CVE-2017-5451  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox to version 52.0.1-1 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 mechanism to spoof the addressbar through the user interaction on the addressbar and the "onblur" event. The event could be used by script to affect text display to make the loaded site appear to be different from the one actually loaded within the addressbar. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53.