Information disclosure in Firefox ESR - CVE-2017-7768
Published: June 14, 2017 / Updated: May 26, 2020
Vulnerability identifier: #VU7079
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-7768
CWE-ID: CWE-200
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.
The weakness exists in the Mozilla Windows Updater due to improper access control. A local attacker can use Mozilla Maintenance Service to bypass system protections and read 32 bytes of any arbitrary file on the local system.
Successful exploitation of the vulnerability results in information disclosure.
The weakness exists in the Mozilla Windows Updater due to improper access control. A local attacker can use Mozilla Maintenance Service to bypass system protections and read 32 bytes of any arbitrary file on the local system.
Successful exploitation of the vulnerability results in information disclosure.
Affected software
Firefox ESR
Mozilla Firefox
SUSE Linux
Opensuse
Mozilla Firefox
SUSE Linux
Opensuse
How to mitigate CVE-2017-7768
Update to version 52.2.
Firefox ESR - update to 52.2.0
Mozilla Firefox - update to 54.0
Mozilla Firefox - update to 54.0