Buffer overflow in Microsoft Windows 10
CVE-2017-8620
Windows Search in 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, and 1703, and Windows Server 2016 allows a remote code execution vulnerability when it improperly handles objects in memory, aka "Windows Search Remote Code Execution Vulnerability".
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.573 (99.1th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.543 · newest: 0.573 · change: +0.030
Affected products
- Microsoft Windows 10 — versions 1511, 1607, 1703
- Microsoft Windows 7
- Microsoft Windows 8.1
- Microsoft Windows Rt 8.1
- Microsoft Windows Server 2008 — versions r2
- Microsoft Windows Server 2012 — versions r2
- Microsoft Windows Server 2016
- Microsoft Corporation Windows Search Component — versions 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, and 1703, and Windows Server 2016
Weakness classification (CWE)
Public proof-of-concept exploits
References
- threatpost.com/windows-search-bug-worth-watching-and-squashing/127434/ (Third Party Advisory)
- www.securityfocus.com/bid/100034 (VDB Entry, Third Party Advisory, vdb-entry)
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8620 (Patch, Vendor Advisory)
- www.securitytracker.com/id/1039091 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2017-8620?
- CVE-2017-8620 is a high-severity vulnerability in Microsoft Windows 10, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.1/10. Published 2017-08-08.
- How severe is CVE-2017-8620?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2017-8620 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.