CVE-2017-7768
CVSS V2 Low 2.1
CVSS V3 Medium 5.5
Description
The Mozilla Maintenance Service can be invoked by an unprivileged user to read 32 bytes of any arbitrary file on the local system by convincing the service that it is reading a status file provided by the Mozilla Windows Updater. The Mozilla Maintenance Service executes with privileged access, bypassing system protections against unprivileged users. 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-2017-7768
- Assigner
- security@mozilla.org
- Vulnerability Status
- Analyzed
- Published Version
- 2018-06-11T21:29:08
- Last Modified Date
- 2018-08-13T13:18:56
Weakness Enumerations
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:P/I:N/A:N
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- 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:H/I:N/A:N
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- 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=1336979 | 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-2017-7768 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7768 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 18:39:40 | Added to TrackCVE | |||
| 2022-12-03 07:47:04 | 2018-06-11T21:29Z | 2018-06-11T21:29:08 | CVE Published Date | updated |
| 2022-12-03 07:47:04 | 2018-08-13T13:18:56 | CVE Modified Date | updated | |
| 2022-12-03 07:47:04 | Analyzed | Vulnerability Status | updated |