CVE-2022-34477: High severity firefox vulnerability

Published Jun 28, 2022
·
Updated

The MediaError message property should be consistent to avoid leaking information about cross-origin resources; however for a same-site cross-origin resource, the message could have leaked information enabling XS-Leaks attacks.

Affected Software

2 affected componentsFixes available
Mozilla Firefox<102
102
Mozilla Firefox<102.0

Event History

Jun 28, 2022
CVE Published
12:00 AM
Dec 22, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2022-34477.

2

What software is affected by this vulnerability?

This vulnerability affects Mozilla Firefox versions up to but excluding 102.

3

What is the severity of CVE-2022-34477?

The severity of CVE-2022-34477 is high with a severity value of 7.5.

4

What is the impact of this vulnerability?

This vulnerability could enable XS-Leaks attacks by leaking information about same-site cross-origin resources in Mozilla Firefox.

5

How can I fix this vulnerability?

To fix this vulnerability, update your Mozilla Firefox browser to version 102 or above.

Contact

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