Privilege escalation in Windows UPnP Service

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU22655

Risk: Low

CVSSv4.0: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Clear]

CVE-ID: CVE-2019-1405

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: Yes

Description

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

The vulnerability exists due to the Windows Universal Plug and Play (UPnP) service improperly allows COM object creation. A local user can create a malicious application or script, launch it on the system and execute arbitrary code with SYSTEM privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 7 - 10 1903 10.0.18362.116

Windows Server: 2008 - 2019 1903

CPE2.3

• cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows:8.1:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows:8.1_RT:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows:10_1607:10.0.14393.10:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows:10_1709:10.0.16299.19:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows:10_1803:10.0.17134.48:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:*:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:2008_R2:*:*:*:*:*:*:*

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1405
https://www.exploit-db.com/exploits/47684

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?

Yes. This vulnerability is being exploited in the wild.