Privilege escalation in Windows UPnP Service



Published: 2019-11-13 | Updated: 2019-11-21
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-1405
CWE ID CWE-264
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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Windows
Operating systems & Components / Operating system

Windows Server
Operating systems & Components / Operating system

Vendor Microsoft

Security Advisory

Updated: 21.11.2019
Added link to PoC, updated CVSS score.

1) Permissions, Privileges, and Access Controls

Risk: Low

CVSSv3: 7.2 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-1405

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

Exploit availability: Yes [Search exploit]

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, 8.1, 10, 10 1607, 10 1709, 10 1803, 10 1809, 10 1903, RT 8.1

Windows Server: 2008, 2008 R2, 2012, 2012 R2, 2016, 2019, 2019 1803, 2019 1903

CPE 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?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.