CVE-2021-43540

EPSS 0.32%
Published 08.12.2021 22:15:09
Last modified 21.11.2024 06:29:23
Source security@mozilla.org
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WebExtensions with the correct permissions were able to create and install ServiceWorkers for third-party websites that would not have been uninstalled with the extension. This vulnerability affects Firefox < 95.

Affected products Warnungen 0 Metrics 3 CWE 0 References 6

Data is provided by the National Vulnerability Database (NVD)

Mozilla ≫ Firefox Version < 95.0

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.32%	0.542

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	6.5	2.8	3.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
nvd@nist.gov	4.3	8.6	2.9	AV:N/AC:M/Au:N/C:N/I:P/A:N

https://security.gentoo.org/glsa/202202-03

Third Party Advisory

https://www.mozilla.org/security/advisories/mfsa2021-52/

Vendor Advisory

https://bugzilla.mozilla.org/show_bug.cgi?id=1636629

Vendor Advisory

Issue Tracking

Permissions Required

https://nvd.nist.gov/vuln/detail/CVE-2021-43540

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2021-43540

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2021-43540

EUVD