CVE-2021-1366
Assigner: cisco
Published: 2021-02-17T00:00:00
State: PUBLISHED
affected: product: Cisco AnyConnect Secure Mobility Client 
vendor: Cisco
versions: status: affected
version: n/a
datePublic: 2021-02-17T00:00:00
descriptions: value: A vulnerability in the interprocess communication (IPC) channel of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to perform a DLL hijacking attack on an affected device if the VPN Posture (HostScan) Module is installed on the AnyConnect client. This vulnerability is due to insufficient validation of resources that are loaded by the application at run time. An attacker could exploit this vulnerability by sending a crafted IPC message to the AnyConnect process. A successful exploit could allow the attacker to execute arbitrary code on the affected machine with SYSTEM privileges. To exploit this vulnerability, the attacker needs valid credentials on the Windows system.
exploits: value: The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory. 
metrics: cvssV3_1: attackComplexity: LOW
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 7.8
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
version: 3.1
problemTypes: descriptions: cweId: CWE-347
description: CWE-347
type: CWE
source: advisory: cisco-sa-anyconnect-dll-hijac-JrcTOQMC
defect: CSCvv64243
discovery: INTERNAL
title: Cisco AnyConnect Secure Mobility Client for Windows with VPN Posture (HostScan) Module DLL Hijacking Vulnerability