Published: 11/06/2018 Updated: 13/08/2018

CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9

CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8

VMScore: 187

Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

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.

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Mozilla Foundation Security Advisory 2017-16 Security vulnerabilities fixed in Firefox ESR 522 Announced June 13, 2017 Impact critical Products Firefox ESR Fixed in Firefox ESR 522 ...

Mozilla Foundation Security Advisory 2017-15 Security vulnerabilities fixed in Firefox 54 Announced June 13, 2017 Impact critical Products Firefox Fixed in Firefox 54 ...

CWE-200 https://www.mozilla.org/security/advisories/mfsa2017-16/https://www.mozilla.org/security/advisories/mfsa2017-15/https://bugzilla.mozilla.org/show_bug.cgi?id=1336979 http://www.securitytracker.com/id/1038689 http://www.securityfocus.com/bid/99057 https://nvd.nist.gov https://www.mozilla.org/en-US/security/advisories/mfsa2017-16/

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CVE-2017-7768

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