8.8

CVE-2020-15667

EPSS 0.89%
Published 01.10.2020 19:15:13
Last modified 21.11.2024 05:05:58
Source security@mozilla.org
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When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.

Affected products Warnungen 0 Metrics 3 CWE 1 References 5

Data is provided by the National Vulnerability Database (NVD)

Mozilla ≫ Firefox Version < 80.0

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

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.89%	0.734

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	8.8	2.8	5.9	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov	6.8	8.6	6.4	AV:N/AC:M/Au:N/C:P/I:P/A:P

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://www.mozilla.org/security/advisories/mfsa2020-36/

Vendor Advisory

Release Notes

https://bugzilla.mozilla.org/show_bug.cgi?id=1653371

Vendor Advisory

Issue Tracking

Permissions Required

https://nvd.nist.gov/vuln/detail/CVE-2020-15667

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2020-15667

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2020-15667

EUVD