CVE-2020-3435: Cisco AnyConnect Secure Mobility Client for Windows Profile Modification Vulnerability

Published Aug 17, 2020
·
Updated

A vulnerability in the interprocess communication (IPC) channel of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to overwrite VPN profiles on an affected device. To exploit this vulnerability, the attacker would need to have valid credentials on the Windows system. The vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted IPC message to the AnyConnect process on an affected device. A successful exploit could allow the attacker to modify VPN profile files. To exploit this vulnerability, the attacker would need to have valid credentials on the Windows system.

Affected Software

1 affected component
Cisco Anyconnect Secure Mobility Client Windows<=4.9.00086

Event History

Aug 17, 2020
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2020-3435?

CVE-2020-3435 is a vulnerability in the interprocess communication (IPC) channel of Cisco AnyConnect Secure Mobility Client for Windows that could allow an authenticated, local attacker to overwrite VPN profiles on an affected device.

2

How severe is CVE-2020-3435?

CVE-2020-3435 has a severity score of 5.5 (medium).

3

What software is affected by CVE-2020-3435?

Cisco AnyConnect Secure Mobility Client for Windows version 4.9.00086 is affected by CVE-2020-3435.

4

How can an attacker exploit CVE-2020-3435?

An attacker would need valid credentials on the affected device to exploit CVE-2020-3435.

5

Where can I find more information about CVE-2020-3435?

You can find more information about CVE-2020-3435 on the Cisco Security Advisory page: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-anyconnect-profile-7u3PERKF

Contact

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