FKIE_CVE-2017-7768

Vulnerability from fkie_nvd - Published: 2018-06-11 21:29 - Updated: 2025-11-25 17:50
Severity ?
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
The Mozilla Maintenance Service can be invoked by an unprivileged user to read 32 bytes of any arbitrary file on the local system by convincing the service that it is reading a status file provided by the Mozilla Windows Updater. The Mozilla Maintenance Service executes with privileged access, bypassing system protections against unprivileged users. 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.
References
security@mozilla.orghttp://www.securityfocus.com/bid/99057Third Party Advisory, VDB Entry
security@mozilla.orghttp://www.securitytracker.com/id/1038689Third Party Advisory, VDB Entry
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1336979Issue Tracking, Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2017-15/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2017-16/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/99057Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1038689Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1336979Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2017-15/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2017-16/Vendor Advisory
Impacted products
Vendor Product Version
mozilla firefox *
mozilla firefox *
microsoft windows -
To clipboard 

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      "value": "The Mozilla Maintenance Service can be invoked by an unprivileged user to read 32 bytes of any arbitrary file on the local system by convincing the service that it is reading a status file provided by the Mozilla Windows Updater. The Mozilla Maintenance Service executes with privileged access, bypassing system protections against unprivileged users. Note: This attack requires local system access and only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox ESR \u003c 52.2 and Firefox \u003c 54."
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  "lastModified": "2025-11-25T17:50:16.803",
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