Permissions, Privileges, and Access Controls in Firefox for iOS - CVE-2020-15662
Published: July 30, 2020
Vulnerability identifier: #VU32931
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-15662
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to a rogue webpage could override the injected WKUserScript used by the
download feature. A remote attacker can trick the browser into downloading an unintended file to the device.
Affected software
Firefox for iOS
How to mitigate CVE-2020-15662
Install updates from vendor's website.
Firefox for iOS - update to 28.0