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CVE-2021-1386— Cisco Advanced Malware Protection for Endpoints Windows Connector, ClamAV for Windows, and Immunet DLL Hijacking Vulnerability

Quick assessment

Affected
Cisco Cisco AMP for Endpoints
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ClamAV（Clam AntiVirus）是Clamav团队的一套免费且开源的杀毒软件。该软件用于检测木马、病毒、恶意软件和其他恶意威胁。 ClamAV Windows 存在代码问题漏洞，攻击者可利用该漏洞可以创建一个恶意的DLL，以执行代码。

CVSS 7.0 · High EPSS 0.28% · P19
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I. Basic Information for CVE-2021-1386

Vulnerability Information
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Vulnerability Title
Cisco Advanced Malware Protection for Endpoints Windows Connector, ClamAV for Windows, and Immunet DLL Hijacking Vulnerability
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5
Vulnerability Title
ClamAV 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ClamAV（Clam AntiVirus）是Clamav团队的一套免费且开源的杀毒软件。该软件用于检测木马、病毒、恶意软件和其他恶意威胁。 ClamAV Windows 存在代码问题漏洞，攻击者可利用该漏洞可以创建一个恶意的DLL，以执行代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Cisco Cisco AMP for Endpoints n/a -

II. Public POCs for CVE-2021-1386

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III. Intelligence Information for CVE-2021-1386

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Vendor Advisories for CVE-2021-1386 (1)

Same Patch Batch · Cisco · 2021-04-08 · 29 CVEs total

CVE-2021-1459 9.8 CRITICAL Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote
CVE-2021-1362 8.8 HIGH Cisco Unified Communications Products Remote Code Execution Vulnerability
CVE-2021-1137 7.8 HIGH Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1480 7.8 HIGH Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1479 7.8 HIGH Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1404 7.5 HIGH Clam AntiVirus (ClamAV) Email Parser Denial of Service Vulnerability
CVE-2021-1405 7.5 HIGH Clam AntiVirus (ClamAV) PDF Parser Denial of Service Vulnerability
CVE-2021-1252 7.5 HIGH Clam AntiVirus (ClamAV) Excel XLM Parser Denial of Service Vulnerability
CVE-2021-1251 7.4 HIGH Cisco Small Business RV Series Routers Link Layer Discovery Protocol Vulnerabilities
CVE-2021-1308 7.4 HIGH Cisco Small Business RV Series Routers Link Layer Discovery Protocol Vulnerabilities
CVE-2021-1309 7.4 HIGH Cisco Small Business RV Series Routers Link Layer Discovery Protocol Vulnerabilities
CVE-2021-1485 6.6 MEDIUM Cisco IOS XR Software Command Injection Vulnerability
CVE-2021-1475 6.5 MEDIUM Cisco Umbrella Link and CSV Formula Injection Vulnerabilities
CVE-2021-1474 6.5 MEDIUM Cisco Umbrella Link and CSV Formula Injection Vulnerabilities
CVE-2021-1413 6.3 MEDIUM Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Authenticated Remote C
CVE-2021-1414 6.3 MEDIUM Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Authenticated Remote C
CVE-2021-1415 6.3 MEDIUM Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Authenticated Remote C
CVE-2021-1409 6.1 MEDIUM Cisco Unified Communications Products Cross-Site Scripting Vulnerabilities
CVE-2021-1380 6.1 MEDIUM Cisco Unified Communications Products Cross-Site Scripting Vulnerabilities
CVE-2021-1463 6.1 MEDIUM Cisco Unified Intelligence Center Reflected Cross-Site Scripting Vulnerability

Showing top 20 of 29 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco AMP for Endpoints
Same vendor: Cisco
Same weakness: CWE-427

V. Comments for CVE-2021-1386

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