Privilege escalation in Microsoft Windows Storage Service

Published: 2019-02-13
Severity Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-0659
CWE ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software Windows Subscribe
Windows Server
Vendor Microsoft

Security Advisory

This security advisory describes one low risk vulnerability.

1) Privilege escalation

Severity: Low

CVSSv3: 6.8 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-0659

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

Description

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

The vulnerability exists due to an error when the Storage Service improperly handles file operations. A local attacker can gain execution on the victim system, then run a specially crafted application to gain elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 10, 10 1607, 10 1703, 10 1709, 10 1803, 10 1809

Windows Server: 1709, 1803, 2016, 2019

CPE External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0659

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.