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Cross-origin iframes that contained a login form could have been recognized by the login autofill service, and populated. This could have been used in clickjacking attacks, as well as be read across partitions in dynamic first party isolation. This vulnerability affects Firefox < 83.
Base Score: 4.3
Impact Score: 2.9
Exploitability Score: 8.6
Base Score: 6.1
Impact Score: 2.7
Exploitability Score: 2.8
|143127||Ubuntu 16.04 LTS : Firefox vulnerabilities (USN-4637-2)||Nessus||Ubuntu Local Security Checks|
|143121||Ubuntu 18.04 LTS / 20.04 LTS / 20.10 : Firefox vulnerabilities (USN-4637-1)||Nessus||Ubuntu Local Security Checks|
|142911||Mozilla Firefox < 83.0||Nessus||MacOS X Local Security Checks|
|142910||Mozilla Firefox < 83.0||Nessus||Windows|