CVE-2022-40959
First published: Tue Sep 20 2022(Updated: )
During iframe navigation, certain pages did not have their FeaturePolicy fully initialized leading to a bypass that leaked device permissions into untrusted subdocuments.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Thunderbird | <102.3 | 102.3 |
| <105 | 105 | |
| <102.3 | 102.3 | |
| <102.3 | 102.3 | |
| Mozilla Firefox | <105.0 | |
| Mozilla Firefox ESR | <102.3 | |
| Mozilla Thunderbird | <102.3 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1782211
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-42/
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-40/
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-41/
- https://www.mozilla.org/security/advisories/mfsa2022-40/
- https://www.mozilla.org/security/advisories/mfsa2022-41/
- https://www.mozilla.org/security/advisories/mfsa2022-42/
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the severity of CVE-2022-40959?
The severity of CVE-2022-40959 is high.
Which software versions are affected by CVE-2022-40959?
CVE-2022-40959 affects Mozilla Thunderbird up to version 102.3, Mozilla Firefox up to version 105, and Mozilla Firefox ESR up to version 102.3.
How can I fix CVE-2022-40959?
To fix CVE-2022-40959, update to the latest versions of Mozilla Thunderbird, Mozilla Firefox, or Mozilla Firefox ESR.
Where can I find more information about CVE-2022-40959?
You can find more information about CVE-2022-40959 in the following references: [link1](https://bugzilla.mozilla.org/show_bug.cgi?id=1782211), [link2](https://www.mozilla.org/en-US/security/advisories/mfsa2022-42/), [link3](https://www.mozilla.org/en-US/security/advisories/mfsa2022-40/)
What is the vulnerability description of CVE-2022-40959?
CVE-2022-40959 is a vulnerability that occurs during iframe navigation, where certain pages do not have their FeaturePolicy fully initialized, leading to a bypass that leaks device permissions into untrusted subdocuments.
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