Privilege escalation in NTFS implementation in Microsoft Windows



Published: 2018-02-13
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-0822
CWE-ID CWE-20
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Windows
Operating systems & Components / Operating system

Windows Server
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper input validation

EUVDB-ID: #VU10561

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-0822

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary code on the target system within elevated context.

The vulnerability exists due to improper input validation in NTFS implementation. A local user can run processes in an elevated context.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 10

Windows Server: 2016

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0822


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.



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