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Vulnerability of Firefox/Thunderbird: multiple vulnerabilities

Synthesis of the vulnerability 

An attacker can use several vulnerabilities of Firefox/Thunderbird.
Vulnerable products: Debian, Fedora, Firefox, Thunderbird, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this weakness: 3/4.
Number of vulnerabilities in this bulletin: 19.
Creation date: 17/11/2020.
Références of this bulletin: CERTFR-2020-AVI-755, CVE-2020-26951, CVE-2020-26952, CVE-2020-26953, CVE-2020-26954, CVE-2020-26955, CVE-2020-26956, CVE-2020-26957, CVE-2020-26958, CVE-2020-26959, CVE-2020-26960, CVE-2020-26961, CVE-2020-26962, CVE-2020-26963, CVE-2020-26964, CVE-2020-26965, CVE-2020-26966, CVE-2020-26967, CVE-2020-26968, CVE-2020-26969, DLA-2457-1, DLA-2464-1, DSA-4793-1, DSA-4796-1, FEDORA-2020-b4b9280811, FEDORA-2020-f9f7305137, MFSA2020-50, MFSA2020-51, MFSA2020-52, SUSE-SU-2020:14548-1, SUSE-SU-2020:3383-1, SUSE-SU-2020:3458-1, USN-4637-1, USN-4637-2, VIGILANCE-VUL-33912.

Description of the vulnerability 

An attacker can use several vulnerabilities of Firefox/Thunderbird....
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This computer threat impacts software or systems such as Debian, Fedora, Firefox, Thunderbird, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this computer vulnerability alert is important.

The trust level is of type confirmed by the editor, with an origin of document.

This bulletin is about 19 vulnerabilities.

An attacker with a expert ability can exploit this cybersecurity weakness.

Solutions for this threat 

Solutions, fixes, patches and workarounds for this vulnerability are not yet public.
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