CVE-2017-7767

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
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.
Overview
  • CVE ID
  • CVE-2017-7767
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-06-11T21:29:08
  • Last Modified Date
  • 2019-10-03T00:03:26
Weakness Enumerations
CWE URL
CWE-269 http://cwe.mitre.org/data/definitions/269.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* 1 OR 54.0
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* 1 OR 52.2.0
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:P/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
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
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-7767
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7767
History
Created Old Value New Value Data Type Notes
2022-05-10 17:28:08 Added to TrackCVE
2022-12-03 07:47:00 2018-06-11T21:29Z 2018-06-11T21:29:08 CVE Published Date updated
2022-12-03 07:47:00 2019-10-03T00:03:26 CVE Modified Date updated
2022-12-03 07:47:00 Analyzed Vulnerability Status updated