Improper Check for Unusual or Exceptional Conditions Affecting firefox package, versions <0:78.2.0-2.0.1.el8_2


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.23% (62nd percentile)

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  • Snyk IDSNYK-ORACLE8-FIREFOX-2560559
  • published10 Apr 2022
  • disclosed10 Aug 2020

Introduced: 10 Aug 2020

CVE-2020-15658  (opens in a new tab)
CWE-754  (opens in a new tab)

How to fix?

Upgrade Oracle:8 firefox to version 0:78.2.0-2.0.1.el8_2 or higher.
This issue was patched in ELSA-2020-3557.

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:8 relevant fixed versions and status.

The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.

CVSS Scores

version 3.1