A vulnerability has been found in SonicOS SSLVPN NACagent 3.5 on Windows and classified as critical. Affected by this vulnerability is an unknown code block of the component Installation. The manipulation with an unknown input leads to a unquoted search path vulnerability. The CWE definition for the vulnerability is CWE-428. The product uses a search path that contains an unquoted element, in which the element contains whitespace or other separators. This can cause the product to access resources in a parent path. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Installation of the SonicOS SSLVPN NACagent 3.5 on the Windows operating system, an autorun value is created does not put the path in quotes, so if a malicious binary by an attacker within the parent path could allow code execution.

The weakness was presented 12/19/2019 (Website). It is possible to read the advisory at psirt.global.sonicwall.com. This vulnerability is known as CVE-2019-7487 since 02/06/2019. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1574.009 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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• SonicOS

Name

• SSLVPN NACagent

Version

• 3.5

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CPE 2.2info

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