CVE-2021-21518
CVSS V2 High 7.2
CVSS V3 High 7.8
Description
Dell SupportAssist Client for Consumer PCs versions 3.7.x, 3.6.x, 3.4.x, 3.3.x, Dell SupportAssist Client for Business PCs versions 2.0.x, 2.1.x, 2.2.x, and Dell SupportAssist Client ProManage 1.x contain a DLL injection vulnerability in the Costura Fody plugin. A local user with low privileges could potentially exploit this vulnerability, leading to the execution of arbitrary executable on the operating system with SYSTEM privileges.
Overview
- CVE ID
- CVE-2021-21518
- Assigner
- security_alert@emc.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-03-12T20:15:11
- Last Modified Date
- 2021-03-19T14:30:35
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:dell:supportassist_client_promanage:1.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:dell:supportassist_for_business_pcs:2.0.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:dell:supportassist_for_business_pcs:2.1.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:dell:supportassist_for_business_pcs:2.2.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:dell:supportassist_for_home_pcs:3.3.3:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:dell:supportassist_for_home_pcs:3.4.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:dell:supportassist_for_home_pcs:3.6.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:dell:supportassist_for_home_pcs:3.7.0:*:*:*:*:*:*:* | 1 | OR |
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
- 3.1
- Vector String
- CVSS:3.1/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.dell.com/support/kbdoc/en-us/000184012/dsa-2021-052-dell-supportassist-for-home-pcs-business-pcs-security-update-for-pc-doctor-plugin-vulnerability | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-21518 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21518 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:19:24 | Added to TrackCVE | |||
| 2022-12-05 23:42:59 | secure@dell.com | security_alert@emc.com | CVE Assigner | updated |
| 2022-12-05 23:42:59 | 2021-03-12T20:15Z | 2021-03-12T20:15:11 | CVE Published Date | updated |
| 2022-12-05 23:42:59 | 2021-03-19T14:30:35 | CVE Modified Date | updated | |
| 2022-12-05 23:42:59 | Analyzed | Vulnerability Status | updated |