Improper Check for Unusual or Exceptional Conditions Affecting firefox package, versions <0:78.3.0-1.0.1.el7_9
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Test your applications- Snyk ID SNYK-ORACLE7-FIREFOX-2562022
- published 10 Apr 2022
- disclosed 10 Aug 2020
Introduced: 10 Aug 2020
CVE-2020-15658 Open this link in a new tabHow to fix?
Upgrade Oracle:7 firefox to version 0:78.3.0-1.0.1.el7_9 or higher.
This issue was patched in ELSA-2020-4080.
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.
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.
References
- https://linux.oracle.com/cve/CVE-2020-15658.html
- https://linux.oracle.com/errata/ELSA-2020-3557.html
- https://linux.oracle.com/errata/ELSA-2020-4080.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1637745
- https://usn.ubuntu.com/4443-1/
- https://www.mozilla.org/security/advisories/mfsa2020-30/
- https://www.mozilla.org/security/advisories/mfsa2020-32/
- https://www.mozilla.org/security/advisories/mfsa2020-33/