Vulnerability in Microsoft Windows_10_1507
CVE-2017-8543
Microsoft Windows XP SP3, Windows XP x64 XP2, Windows Server 2003 SP2, Windows Vista, Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, an…
EPSS: 0.738 (99.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . 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: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Mitigation, Vendor Advisory)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK, Broken Link)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2017-8543?
- CVE-2017-8543 is a critical-severity vulnerability in Microsoft Windows_10_1507, classified under Improper Preservation of Permissions. CVSS score: 9.8/10. Published 2017-06-15.
- How severe is CVE-2017-8543?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2017-8543 known to be exploited?
- Yes. CVE-2017-8543 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-24), indicating it is being actively exploited. 9 public proof-of-concept repositories are indexed.