CVE-2018-18435
CVSS V2 High 7.2
CVSS V3 High 7.8
Description
KioWare Server version 4.9.6 and older installs by default to "C:\kioware_com" with weak folder permissions granting any user full permission "Everyone: (F)" to the contents of the directory and it's sub-folders. In addition, the program installs a service called "KWSService" which runs as "Localsystem", this will allow any user to escalate privileges to "NT AUTHORITY\SYSTEM" by substituting the service's binary with a malicious one.
Overview
- CVE ID
- CVE-2018-18435
- Assigner
- cve@mitre.org
- Vulnerability Status
- Modified
- Published Version
- 2019-03-21T16:00:28
- Last Modified Date
- 2019-10-03T00:03:26
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:kioware:kioware_server:*:*:*:*:*:*:*:* | 1 | OR | 4.9.6 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:C/I:C/A:C
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 7.2
- Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 10
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.exploit-db.com/exploits/46093/ | Exploit Third Party Advisory VDB Entry |
| http://packetstormsecurity.com/files/151031/KioWare-Server-4.9.6-Privilege-Escalation.html | Exploit Third Party Advisory VDB Entry |
| https://www.kioware.com/patch.aspx | Patch Vendor Advisory |
| https://m.kioware.com/news/kioware-press-releases/kioware_server_security_patch_update | Patch Vendor Advisory |
| https://github.com/active-labs/Advisories/blob/master/2019/ACTIVE-2019-002.md |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-18435 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18435 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:34:12 | Added to TrackCVE | |||
| 2022-12-03 18:20:22 | 2019-03-21T16:00Z | 2019-03-21T16:00:28 | CVE Published Date | updated |
| 2022-12-03 18:20:22 | 2019-10-03T00:03:26 | CVE Modified Date | updated | |
| 2022-12-03 18:20:22 | Modified | Vulnerability Status | updated |