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CVE-2017-7767
MEDIUM · CVSS 5.5
EPSS exploitation probability: 0%
Published 2018-06-11T21:29:08.577 · Last modified 2026-06-17T01:25:09.420

Summary

The Mozilla Maintenance Service can be invoked by an unprivileged user to overwrite arbitrary files with junk data using the Mozilla Windows Updater, which runs with the Maintenance Service's privileged access. Note: This attack requires local system access and only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox ESR < 52.2 and Firefox < 54.

Affected products

mozilla — firefox

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.