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"

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HIGH KEV

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"

Published Jul 11, 2017 ·Due Aug 25, 2022

7.8

HIGH

CVSS 3.1

EPSS 89.89%

Description

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.

Affected products

Vendor Microsoft Corporation Product n/a Default
n/a
- Version
  Microsoft Office
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Microsoft Corporation

n/a

Version	Status	Constraints
Microsoft Office	affected	-

Remediation

No remediation recorded yet.

Metrics

89.89% 0.89889

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.89889

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (22 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	89.89% (0.89889)	99.79th	v5 (v2026.06.15)
Aug 24, 2026	89.89% (0.89889)	99.78th	v5 (v2026.06.15)
Jul 24, 2026	85.61% (0.85608)	99.70th	v5 (v2026.06.15)
Jun 15, 2026	89.89% (0.89889)	99.78th	v5 (v2026.06.15)
Nov 21, 2025	94.25% (0.94247)	99.92th	v4 (v2025.03.14)
Nov 18, 2025	93.20% (0.93200)	99.85th	v4 (v2025.03.14)
Mar 17, 2025	94.25% (0.94247)	99.92th	v4 (v2025.03.14)
Dec 17, 2024	94.32% (0.94317)	99.39th	v3 (v2023.03.01)
Dec 12, 2024	97.32% (0.97320)	99.91th	v3 (v2023.03.01)
Nov 26, 2023	97.34% (0.97339)	99.87th	v3 (v2023.03.01)
Oct 15, 2023	97.29% (0.97287)	99.81th	v3 (v2023.03.01)
Sep 6, 2023	97.34% (0.97337)	99.82th	v3 (v2023.03.01)
Jul 27, 2023	97.43% (0.97430)	99.89th	v3 (v2023.03.01)
Jun 21, 2023	97.41% (0.97412)	99.88th	v3 (v2023.03.01)
May 21, 2023	97.43% (0.97430)	99.89th	v3 (v2023.03.01)
Mar 27, 2023	97.46% (0.97461)	99.92th	v3 (v2023.03.01)
Mar 7, 2023	97.47% (0.97471)	99.93th	v3 (v2023.03.01)
Mar 6, 2023	90.15% (0.90147)	99.84th	v2 (v2022.01.01)
Feb 4, 2022	90.15% (0.90147)	99.81th	v2 (v2022.01.01)
Feb 3, 2022	58.96% (0.58960)	99.19th	v1
Sep 1, 2021	58.96% (0.58960)	99.77th	v1
Apr 14, 2021	58.96% (0.58960)	0.00th	v1

Weaknesses (0)

No CWE recorded.

References (6)

http://www.securityfocus.com/bid/99445
vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
https://github.com/ParsingTeam/ppsx-file-generator
x_refsource_MISCExploitThird Party Advisory
https://github.com/rxwx/CVE-2017-8570
x_refsource_MISCThird Party Advisory
https://github.com/tezukanice/Office8570
x_refsource_MISCExploitThird Party Advisory
https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8570
x_refsource_CONFIRMPatchVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-8570
government-resourceUS Government Resource

Link	Providers	Tags
http://www.securityfocus.com/bid/99445		vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
https://github.com/ParsingTeam/ppsx-file-generator		x_refsource_MISCExploitThird Party Advisory
https://github.com/rxwx/CVE-2017-8570		x_refsource_MISCThird Party Advisory
https://github.com/tezukanice/Office8570		x_refsource_MISCExploitThird Party Advisory
https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8570		x_refsource_CONFIRMPatchVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-8570		government-resourceUS Government Resource