Buffer overflow in Microsoft Office
CVE-2017-8630
Microsoft Office 2016 allows a remote code execution vulnerability when it fails to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8631, CVE-2017-8632, and CVE-2017-8744.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.210 (97.5th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.210 · newest: 0.210 · change: 0.000
Affected products
- Microsoft Office — versions 2016
- Microsoft Corporation Office — versions Microsoft Office 2016
Weakness classification (CWE)
Public proof-of-concept exploits
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8630 (Patch, Vendor Advisory)
- www.securityfocus.com/bid/100732 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securitytracker.com/id/1039315 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2017-8630?
- CVE-2017-8630 is a high-severity vulnerability in Microsoft Office, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-09-13.
- How severe is CVE-2017-8630?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2017-8630 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.