Vulnerability in Microsoft Office
CVE-2017-8570
Microsoft Office allows a remote code execution vulnerability due to the way that it handles objects in memory, aka "Microsoft Office Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-0243.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.899 (99.8th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 100th percentile — 99.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.899 · newest: 0.899 · change: 0.000
Affected products
- Microsoft Office — versions 2007, 2010, 2013
- Microsoft Corporation Office 2007 Sp3, 2010 Sp2, 2013 Sp1, And 2016. — versions Microsoft Office
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
- www.securityfocus.com/bid/99445 (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
- github.com/rxwx/CVE-2017-8570 (Third Party Advisory)
- github.com/tezukanice/Office8570 (Exploit, Third Party Advisory)
- portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8570 (Patch, Vendor Advisory)
- github.com/ParsingTeam/ppsx-file-generator (Exploit, Third Party Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2017-8570?
- CVE-2017-8570 is a high-severity vulnerability in Microsoft Office. CVSS score: 7.8/10. Published 2017-07-11.
- How severe is CVE-2017-8570?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2017-8570 known to be exploited?
- Yes. CVE-2017-8570 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-02-25), indicating it is being actively exploited. 111 public proof-of-concept repositories are indexed.