Denial of service in Microsoft Windows Tile Object Service



Published: 2020-03-10
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-0786
CWE-ID CWE-65
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) Windows Hard Link

EUVDB-ID: #VU25961

Risk: Low

CVSSv3.1: 6.2 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-0786

CWE-ID: CWE-65 - Windows hard link

Exploit availability: No

Description

The vulnerability allows a local user to cause a denial of service (DoS) condition on the target  system.

The vulnerability exists due to Windows Tile Object Service improperly handles hard links. A local authenticated user can run a specially crafted application and cause a target system to stop responding.

This vulnerability would allow an attacker to overwrite system files.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 10 - 10 1607

Windows Server: 2016


CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0786

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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