CVE-2019-9794
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
A vulnerability was discovered where specific command line arguments are not properly discarded during Firefox invocation as a shell handler for URLs. This could be used to retrieve and execute files whose location is supplied through these command line arguments if Firefox is configured as the default URI handler for a given URI scheme in third party applications and these applications insufficiently sanitize URL data. *Note: This issue only affects Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.6, and Firefox < 66.
Overview
- CVE ID
- CVE-2019-9794
- Assigner
- security@mozilla.org
- Vulnerability Status
- Analyzed
- Published Version
- 2019-04-26T17:29:02
- Last Modified Date
- 2021-07-21T11:39:23
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | 1 | OR | 66.0 | |
| cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* | 1 | OR | 60.6.0 | |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | 1 | OR | 60.6.0 | |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.mozilla.org/security/advisories/mfsa2019-11/ | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2019-08/ | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2019-07/ | Vendor Advisory |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1530103 | Issue Tracking Permissions Required Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-9794 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9794 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:00:07 | Added to TrackCVE | |||
| 2022-12-03 20:09:09 | 2019-04-26T17:29Z | 2019-04-26T17:29:02 | CVE Published Date | updated |
| 2022-12-03 20:09:09 | 2021-07-21T11:39:23 | CVE Modified Date | updated | |
| 2022-12-03 20:09:09 | Analyzed | Vulnerability Status | updated |