Cross-site Scripting (XSS) Affecting firefox package, versions <0:60.9.0-1.0.1.el7_7


Severity

Recommended
critical

Based on Oracle Linux security rating

    Threat Intelligence

    EPSS
    0.31% (71st percentile)

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  • Snyk ID SNYK-ORACLE7-FIREFOX-2538066
  • published 10 Apr 2022
  • disclosed 27 Sep 2019

How to fix?

Upgrade Oracle:7 firefox to version 0:60.9.0-1.0.1.el7_7 or higher.
This issue was patched in ELSA-2019-2729.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

Some HTML elements, such as &lt;title&gt; and &lt;textarea&gt;, can contain literal angle brackets without treating them as markup. It is possible to pass a literal closing tag to .innerHTML on these elements, and subsequent content after that will be parsed as if it were outside the tag. This can lead to XSS if a site does not filter user input as strictly for these elements as it does for other elements. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.

CVSS Scores

version 3.1
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NVD

6.1 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Changed
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    None
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SUSE

7.5 high
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Red Hat

6.1 medium