CVE-2019-1385 Microsoft Windows AppX Deployment Extensions Privilege Escalation

Exploited in the wild High 7.8 Published Updated

An authenticated attacker can elevate privileges by running a specially crafted application due to improper privilege management in Windows AppX Deployment Extensions.

Exploited in the wild
Since 23 May 2022
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-1385?

CVE-2019-1385 is a high-severity vulnerability in Microsoft Windows 10 1809, published on 12 Nov 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An elevation of privilege vulnerability exists when the Windows AppX Deployment Extensions improperly performs privilege management, resulting in access to system files.To exploit this vulnerability, an authenticated attacker would need to run a specially crafted application to elevate privileges.The security update addresses the vulnerability by correcting how AppX Deployment Extensions manages privileges., aka 'Windows AppX Deployment Extensions Elevation of Privilege Vulnerability'.

Weakness: CWE-59

Which versions are affected by CVE-2019-1385?

It affects 6 products.

Products include Microsoft Windows 10 1709, Microsoft Windows 10 1803, Microsoft Windows 10 1809, Microsoft Windows 10 1903, Microsoft Windows Server 2016, Microsoft Windows Server 2019.

How do I fix CVE-2019-1385?

No fix has been published for CVE-2019-1385 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 13 Jun 2022.

Is CVE-2019-1385 being exploited?

Yes. Attackers have exploited CVE-2019-1385 in the wild since at least 23 May 2022, including in ransomware campaigns.

All Microsoft Windows 10 1809 vulnerabilities

Sources

Also known as GHSA-6vjh-65xf-7489.

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