CVE-2021-43541 Affecting firefox-esr package, versions <91.4.0esr-1
Snyk CVSS
Attack Complexity
Low
User Interaction
Required
Integrity
High
Threat Intelligence
EPSS
0.24% (62nd
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN12-FIREFOXESR-2311997
- published 8 Dec 2021
- disclosed 8 Dec 2021
Introduced: 8 Dec 2021
CVE-2021-43541 Open this link in a new tabHow to fix?
Upgrade Debian:12
firefox-esr
to version 91.4.0esr-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:12
relevant fixed versions and status.
When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.