CVE-2020-12431
CVSS V2 Medium 6.3
CVSS V3 Medium 6.6
Description
A Windows privilege change issue was discovered in Splashtop Software Updater before 1.5.6.16. Insecure permissions on the configuration file and named pipe allow for local privilege escalation to NT AUTHORITY/SYSTEM, by forcing a permission change to any Splashtop files and directories, with resultant DLL hijacking. This product is bundled with Splashtop Streamer (before 3.3.8.0) and Splashtop Business (before 3.3.8.0).
Overview
- CVE ID
- CVE-2020-12431
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-05-21T17:15:10
- Last Modified Date
- 2021-07-21T11:39:23
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:splashtop:software_updater:*:*:*:*:*:*:*:* | 1 | OR | 1.5.6.16 | |
| cpe:2.3:a:splashtop:streamer:*:*:*:*:-:windows:*:* | 1 | OR | 3.3.8.0 | |
| cpe:2.3:a:splashtop:streamer:*:*:*:*:business:windows:*:* | 1 | OR | 3.3.8.0 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:M/Au:N/C:N/I:C/A:C
- Access Vector
- LOCAL
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 6.3
- Severity
- MEDIUM
- Exploitability Score
- 3.4
- Impact Score
- 9.2
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 6.6
- Base Severity
- MEDIUM
- Exploitability Score
- 1.3
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://improsec.com/tech-blog/privilege-escalation-vulnerability-in-splashtop-streamer | Exploit Third Party Advisory |
| https://support-splashtopbusiness.splashtop.com/hc/en-us/articles/360042648231-Splashtop-Streamer-version-3-3-8-0-for-Windows-released-includes-SOS-version-3-3-8-0 | Release Notes Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-12431 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12431 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:01:47 | Added to TrackCVE | |||
| 2022-12-04 16:47:21 | 2020-05-21T17:15Z | 2020-05-21T17:15:10 | CVE Published Date | updated |
| 2022-12-04 16:47:22 | 2021-07-21T11:39:23 | CVE Modified Date | updated | |
| 2022-12-04 16:47:22 | Analyzed | Vulnerability Status | updated |