Is CVE-2017-0263 known to be exploited?

Yes. CVE-2017-0263 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-02-10), indicating it is being actively exploited. 14 public proof-of-concept repositories are indexed.

Vulnerability in Microsoft Corporation Windows

CVE-2017-0263

The kernel-mode drivers in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allow local users to gain priv…

EPSS: 0.203 (95.6th percentile) — read the EPSS interpretation.

Affected products

Microsoft Corporation Windows — versions Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-02-10. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-08-10.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0263 (x_refsource_CONFIRM)
1038449 (vdb-entry, x_refsource_SECTRACK)
98258 (vdb-entry, x_refsource_BID)
xiaodaozhi.com/exploit/117.html (x_refsource_MISC)
44478 (exploit, x_refsource_EXPLOIT-DB)

Frequently asked questions

What is CVE-2017-0263?: CVE-2017-0263 is a vulnerability in Microsoft Corporation Windows. Published 2017-05-12.
Is CVE-2017-0263 known to be exploited?: Yes. CVE-2017-0263 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-02-10), indicating it is being actively exploited. 14 public proof-of-concept repositories are indexed.