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CVE-2022-22756

8.8 · HIGH

If a user was convinced to drag and drop an image to their desktop or other folder, the resulting object could have been changed into an executable script which would have run arbitrary code after…

Published Dec 22, 2022CWE-94EPSS 0.93%

Overview

CVE-2022-22756 is a high-severity vulnerability. It was published on December 22, 2022 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

If a user was convinced to drag and drop an image to their desktop or other folder, the resulting object could have been changed into an executable script which would have run arbitrary code after the user clicked on it. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refbugzilla.mozilla.org/show_bug.cgi?id=1317873Refwww.mozilla.org/security/advisories/mfsa2022-04/Refwww.mozilla.org/security/advisories/mfsa2022-05/Refwww.mozilla.org/security/advisories/mfsa2022-06/Refbugzilla.mozilla.org/show_bug.cgi?id=1317873Refwww.mozilla.org/security/advisories/mfsa2022-04/Refwww.mozilla.org/security/advisories/mfsa2022-05/Refwww.mozilla.org/security/advisories/mfsa2022-06/

How CyberStrike helps

Frequently asked questions

What is CVE-2022-22756?

CVE-2022-22756 is a high-severity vulnerability. It was published on December 22, 2022 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2022-22756?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2022-22756?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-22756?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-22756 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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