Vulnerability Monitor

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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.

Published

2018-06-11T21:29:08.577

Last Modified

2024-11-21T03:32:37.320

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-269

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	< 54.0	Yes
Application	mozilla	firefox_esr	< 52.2.0	Yes
Operating System	microsoft	windows	-	No

References

http://www.securityfocus.com/bid/99057 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1038689 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1336964 Issue Tracking, Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2017-15/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2017-16/ Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/99057 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1038689 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1336964 Issue Tracking, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2017-15/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2017-16/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)