CVSS: 7.1EPSS: 0%CPEs: 42EXPL: 0CVE-2025-20206 – Cisco Secure Client for Windows with VPN Posture (HostScan) Module DLL Hijacking Vulnerability
https://notcve.org/view.php?id=CVE-2025-20206
05 Mar 2025 — A vulnerability in the interprocess communication (IPC) channel of Cisco Secure Client for Windows could allow an authenticated, local attacker to perform a DLL hijacking attack on an affected device if the Secure Firewall Posture Engine, formerly HostScan, is installed on Cisco Secure 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 a specific Cisco Secur... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-secure-dll-injection-AOyzEqSg • CWE-347: Improper Verification of Cryptographic Signature •
CVSS: 5.0EPSS: 0%CPEs: 38EXPL: 0CVE-2024-20474
https://notcve.org/view.php?id=CVE-2024-20474
23 Oct 2024 — A vulnerability in Internet Key Exchange version 2 (IKEv2) processing of Cisco Secure Client Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) of Cisco Secure Client. This vulnerability is due to an integer underflow condition. An attacker could exploit this vulnerability by sending a crafted IKEv2 packet to an affected system. A successful exploit could allow the attacker to cause Cisco Secure Client Software to crash, resulting in a DoS condition on the client sof... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-csc-dos-XvPhM3bj • CWE-191: Integer Underflow (Wrap or Wraparound) •
CVSS: 7.2EPSS: 0%CPEs: 37EXPL: 0CVE-2024-20391
https://notcve.org/view.php?id=CVE-2024-20391
15 May 2024 — A vulnerability in the Network Access Manager (NAM) module of Cisco Secure Client could allow an unauthenticated attacker with physical access to an affected device to elevate privileges to SYSTEM. This vulnerability is due to a lack of authentication on a specific function. A successful exploit could allow the attacker to execute arbitrary code with SYSTEM privileges on an affected device. Una vulnerabilidad en el módulo Network Access Manager (NAM) de Cisco Secure Client podría permitir que un atacante no... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-secure-nam-priv-esc-szu2vYpZ • CWE-306: Missing Authentication for Critical Function •
CVSS: 8.5EPSS: 3%CPEs: 34EXPL: 0CVE-2024-20337
https://notcve.org/view.php?id=CVE-2024-20337
06 Mar 2024 — A vulnerability in the SAML authentication process of Cisco Secure Client could allow an unauthenticated, remote attacker to conduct a carriage return line feed (CRLF) injection attack against a user. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by persuading a user to click a crafted link while establishing a VPN session. A successful exploit could allow the attacker to execute arbitrary script code in the browser or access sensit... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-secure-client-crlf-W43V4G7 • CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection') •