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Mozilla Firefox ESR Security Updates(mfsa_2021-02_2021-05)-Windows
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The host is installed with Mozilla Firefox ESR and is prone to multiple vulnerabilities.
Insight
Insight
Multiple flaws exist due to, - Type confusion when using logical assignment operators in JavaScript switch statements. - Cross-origin information leakage via redirected PDF requests. - HTTPS pages could have been intercepted by a registered service worker when they should not have been. - Use-after-poison for incorrectly redeclared JavaScript variables during GC. - Memory safety bugs.
Affected Software
Affected Software
Mozilla Firefox ESR version before 78.7 on Windows.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Upgrade to Mozilla Firefox ESR version 78.7 or later, Please see the references for more information.