CVE-2019-1315 Microsoft Windows Error Reporting Manager Privilege Escalation

Exploited in the wild High 7.8 Published Updated

Attackers can exploit improper hard link handling in Windows Error Reporting to elevate privileges on affected Windows systems.

Exploited in the wild
Since 15 Mar 2022
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-1315?

CVE-2019-1315 is a high-severity vulnerability in Microsoft Windows 10 1607, published on 10 Oct 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 Windows Error Reporting manager improperly handles hard links, aka 'Windows Error Reporting Manager Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1339, CVE-2019-1342.

Weakness: CWE-59

Which versions are affected by CVE-2019-1315?

It affects 13 products.

Products include Microsoft Windows 10 1607, Microsoft Windows 10 1703, Microsoft Windows 10 1709, Microsoft Windows 10 1803, Microsoft Windows 10 1809, Microsoft Windows 10 1903 and 7 more.

How do I fix CVE-2019-1315?

No fix has been published for CVE-2019-1315 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 5 Apr 2022.

Is CVE-2019-1315 being exploited?

Yes. Attackers have exploited CVE-2019-1315 in the wild since at least 15 Mar 2022, including in ransomware campaigns.

Public exploit code: 1 proofs of concept on GitHub.

All Microsoft Windows 10 1607 vulnerabilities

Sources

Also known as GHSA-jg5r-v4q8-v8jv.

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