#VU26739 Untrusted search path in GlobalProtect Agent - CVE-2020-1988

Vulnerability identifier: #VU26739

Vulnerability risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-1988

CWE-ID: CWE-426

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
GlobalProtect Agent
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor: Palo Alto Networks, Inc.

Description

The vulnerability allows a local user to escalate privileges on the target system.

The vulnerability exists due to an unquoted search path in the Windows release of GlobalProtect Agent. A local user with file creation privileges on the root of the OS disk (C:\) or to Program Files directory can gain system privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

GlobalProtect Agent: before 4.1.13

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External links
https://security.paloaltonetworks.com/CVE-2020-1988

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.