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Vulnerability of Apple iOS: two vulnerabilities via WebKit

Synthesis of the vulnerability 

An attacker can use several vulnerabilities of Apple iOS.
Vulnerable software: iOS by Apple, iPhone.
Severity of this announce: 2/4.
Number of vulnerabilities in this bulletin: 2.
Creation date: 04/05/2021.
Références of this computer vulnerability: CERTFR-2021-AVI-336, CVE-2021-30663, CVE-2021-30665, HT212336, VIGILANCE-VUL-35221.

Description of the vulnerability 

An attacker can use several vulnerabilities of Apple iOS....
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This security weakness impacts software or systems such as iOS by Apple, iPhone.

Our Vigil@nce team determined that the severity of this threat bulletin is medium.

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

This bulletin is about 2 vulnerabilities.

A proof of concept or an attack tool is available, so your teams have to process this alert. An attacker with a technician ability can exploit this threat.

Solutions for this threat 

Workarounds for this vulnerability are not yet public.
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