CVE-2021-1386
CVSS V2 High 7.2
CVSS V3 High 7.8
Description
A vulnerability in the dynamic link library (DLL) loading mechanism in Cisco Advanced Malware Protection (AMP) for Endpoints Windows Connector, ClamAV for Windows, and Immunet could allow an authenticated, local attacker to perform a DLL hijacking attack on an affected Windows system. To exploit this vulnerability, the attacker would need valid credentials on the system. The vulnerability is due to insufficient validation of directory search paths at run time. An attacker could exploit this vulnerability by placing a malicious DLL file on an affected system. A successful exploit could allow the attacker to execute arbitrary code with SYSTEM privileges.
Overview
- CVE ID
- CVE-2021-1386
- Assigner
- ykramarz@cisco.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-04-08T04:15:12
- Last Modified Date
- 2021-04-19T14:10:04
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:cisco:advanced_malware_protection_for_endpoints:*:*:*:*:*:windows:*:* | 1 | OR | 7.3.15 | |
| cpe:2.3:a:cisco:clamav:*:*:*:*:*:windows:*:* | 1 | OR | 0.103.2 | |
| cpe:2.3:a:cisco:immunet:*:*:*:*:*:windows:*:* | 1 | OR | 7.4.0 |
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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-amp-imm-dll-tu79hvkO | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-1386 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1386 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:15:28 | Added to TrackCVE | |||
| 2022-12-06 01:24:49 | psirt@cisco.com | ykramarz@cisco.com | CVE Assigner | updated |
| 2022-12-06 01:24:49 | 2021-04-08T04:15Z | 2021-04-08T04:15:12 | CVE Published Date | updated |
| 2022-12-06 01:24:49 | 2021-04-19T14:10:04 | CVE Modified Date | updated | |
| 2022-12-06 01:24:49 | Analyzed | Vulnerability Status | updated |