What’s Vulnerable › Vulnerabilities

CVE-2018-0373

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-06-21 · updated 2026-06-17
• Weakness: CWE-20

Description

A vulnerability in vpnva-6.sys for 32-bit Windows and vpnva64-6.sys for 64-bit Windows of Cisco AnyConnect Secure Mobility Client for Windows Desktop could allow an authenticated, local attacker to cause a denial of service (DoS) condition on an affected system. The vulnerability is due to improper validation of user-supplied data. An attacker could exploit this vulnerability by sending a malicious request to the application. A successful exploit could allow the attacker to cause a DoS condition on the affected system. Cisco Bug IDs: CSCvj47654.

Affected products

• Cisco AnyConnect Secure Mobility Client: 4.5(58), 4.5(1044), 4.5(2033), 4.5(2036), 4.5(3040), 4.5(4029) (+3)

References

• http://www.securityfocus.com/bid/104548
• http://www.securitytracker.com/id/1041176
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-anyconnect-dos
• http://www.securityfocus.com/bid/104548
• http://www.securitytracker.com/id/1041176
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-anyconnect-dos

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