Security restrictions bypass in Microsoft Windows



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-0644
CWE-ID CWE-693
Exploitation vector Local
Public exploit N/A
Vulnerable software
 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) Protection Mechanism Failure

EUVDB-ID: #VU24305

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-0644

CWE-ID: CWE-693 - Protection Mechanism Failure

Exploit availability: No

Description

The vulnerability allows a local user to bypass implemented security restrictions.

The vulnerability exists due to Microsoft Windows implements predictable memory section names. An attacker can use this vulnerability along with another issue to bypass implemented security restrictions and elevate privileges on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Windows: 8.1 - 10 1909 10.0.18363.476

Windows Server: 2012 - 2019 1909

CPE2.3 External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0644


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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