Improper Encoding or Escaping of Output Affecting firefox package, versions <68.0+build3-0ubuntu1


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.45% (75th percentile)

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  • Snyk IDSNYK-UBUNTU2104-FIREFOX-1266343
  • published24 Jul 2019
  • disclosed23 Jul 2019

Introduced: 23 Jul 2019

CVE-2019-11717  (opens in a new tab)
CWE-116  (opens in a new tab)

How to fix?

Upgrade Ubuntu:21.04 firefox to version 68.0+build3-0ubuntu1 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 Ubuntu. See How to fix? for Ubuntu:21.04 relevant fixed versions and status.

A vulnerability exists where the caret ("^") character is improperly escaped constructing some URIs due to it being used as a separator, allowing for possible spoofing of origin attributes. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVSS Scores

version 3.1