Improper Input Validation Affecting firefox-esr package, versions <45.7.0esr-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.37% (74th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOXESR-354663
  • published11 Jun 2018
  • disclosed11 Jun 2018

Introduced: 11 Jun 2018

CVE-2017-5383  (opens in a new tab)
CWE-20  (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.

URLs containing certain unicode glyphs for alternative hyphens and quotes do not properly trigger punycode display, allowing for domain name spoofing attacks in the location bar. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.