CVE-2021-23892
CVSS V2 Medium 6.9
CVSS V3 High 7
Description
By exploiting a time of check to time of use (TOCTOU) race condition during the Endpoint Security for Linux Threat Prevention and Firewall (ENSL TP/FW) installation process, a local user can perform a privilege escalation attack to obtain administrator privileges for the purpose of executing arbitrary code through insecure use of predictable temporary file locations.
Overview
- CVE ID
- CVE-2021-23892
- Assigner
- psirt@mcafee.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-05-12T09:15:07
- Last Modified Date
- 2023-02-11T18:36:58
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:mcafee:endpoint_security_for_linux_threat_prevention:*:*:*:*:*:linux:*:* | 1 | OR | 10.5.0 | 10.7.5 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:M/Au:N/C:C/I:C/A:C
- Access Vector
- LOCAL
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 6.9
- Severity
- MEDIUM
- Exploitability Score
- 3.4
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- HIGH
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7
- Base Severity
- HIGH
- Exploitability Score
- 1
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://kc.mcafee.com/corporate/index?page=content&id=SB10355 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-23892 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23892 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:15:31 | Added to TrackCVE | |||
| 2022-12-05 02:08:10 | 2021-05-12T09:15Z | 2021-05-12T09:15:07 | CVE Published Date | updated |
| 2022-12-05 02:08:10 | 2022-08-30T22:44:03 | CVE Modified Date | updated | |
| 2022-12-05 02:08:10 | Analyzed | Vulnerability Status | updated | |
| 2022-12-21 06:59:25 | 2022-12-20T09:15:11 | CVE Modified Date | updated | |
| 2022-12-21 06:59:25 | Analyzed | Undergoing Analysis | Vulnerability Status | updated |
| 2022-12-21 06:59:25 | Weakness Enumeration | update | ||
| 2023-02-11 19:11:08 | 2023-02-11T18:36:58 | CVE Modified Date | updated | |
| 2023-02-11 19:11:08 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |