CVE-2017-7767

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.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3.0 : MEDIUM

Vector : AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.mozilla.org/security/advisories/mfsa2017-16/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-15/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1336964	Issue Tracking Vendor Advisory
http://www.securitytracker.com/id/1038689	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/99057	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Information

Published : 2018-06-11 14:29

Updated : 2019-10-02 17:03

NVD link : CVE-2017-7767

Mitre link : CVE-2017-7767

JSON object : View

CWE

CWE-269

Improper Privilege Management

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Products Affected

mozilla

firefox
firefox_esr

microsoft

windows

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