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January 7, 2021

Rewterz Threat Advisory – CVE-2020-16044 – Mozilla Firefox code execution

Severity

High

Analysis Summary

CVE-2020-16044

Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free write when handling a malicious COOKIE-ECHO SCTP chunk. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability using to execute arbitrary code on the vulnerable system or cause a denial of service.

Impact

Denial of service
Code Execution

Affected Vendors

Mozilla

Affected Products

Mozilla Firefox 84.0.1
Mozilla Firefox for Android 84.1.2
Mozilla Firefox ESR 78.6.0

Remediation

Refer to Mozilla Foundation Security Advisory 2021-01 for patch, upgrade or suggested workaround information.

Mozilla Foundation Security Advisory 2021-01

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