CVEvulnerability
CVE-2017-7767
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2018-06-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.5 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-269
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.
Affected configurations
• mozilla firefox (< 52.2.0)
• mozilla firefox (< 54.0)
Related
Weakness · CWE (1)
- CWE-269 Improper Privilege Management weakness
References
- http://www.securityfocus.com/bid/99057 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038689 Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1336964 Issue Tracking, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-15/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-16/ Vendor Advisory
- http://www.securityfocus.com/bid/99057 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038689 Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1336964 Issue Tracking, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-15/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-16/ Vendor Advisory