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CVE-2023-33152

23
FAUCET Score

CVE-2023-33152 is a Microsoft ActiveX Remote Code Execution Vulnerability affecting Microsoft 365 Apps and Microsoft Office. With a CVSS score of 7.8 (HIGH), it requires user interaction (UI:R) and local access (AV:L) but has low attack complexity (AC:L), potentially leading to high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation (KEV: No), nor are there public exploit modules available (Metasploit, Nuclei, ExploitDB: None). Despite limited community discussion, it has received media coverage in the context of Microsoft's July 2023 Patch Tuesday.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x86:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x64:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x86:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:office:2013:sp1:*:*:rt:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.0HIGH

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.0
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.53%
Probability of exploitation in next 30 days
EPSS Percentile
41.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0053 is in the 41st percentile among its peer group of 11,621 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (12)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office 2019 for 32-bit editionsFixed in: https://aka.ms/OfficeSecurityReleases
microsoftpatch availablevia msrc
Product: Microsoft Office 2019 for 64-bit editionsFixed in: https://aka.ms/OfficeSecurityReleases
microsoftpatch availablevia msrc
Product: Microsoft 365 Apps for Enterprise for 32-bit SystemsFixed in: https://aka.ms/OfficeSecurityReleases
microsoftpatch availablevia msrc
Product: Microsoft 365 Apps for Enterprise for 64-bit SystemsFixed in: https://aka.ms/OfficeSecurityReleases
microsoftpatch availablevia msrc
Product: Microsoft Office LTSC 2021 for 64-bit editionsFixed in: https://aka.ms/OfficeSecurityReleases
microsoftpatch availablevia msrc
Product: Microsoft Office LTSC 2021 for 32-bit editionsFixed in: https://aka.ms/OfficeSecurityReleases
microsoftpatch availablevia msrc
Product: Microsoft Office 2016 (32-bit edition)Fixed in: 16.0.5404.1000
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office 2016 (64-bit edition)Fixed in: 16.0.5404.1000
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office 2013 RT Service Pack 1Fixed in: 15.0.5571.1000
microsoftpatch availablevia msrc
Product: Microsoft Office 2013 Service Pack 1 (32-bit editions)Fixed in: 15.0.5571.1000
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office 2013 Service Pack 1 (64-bit editions)Fixed in: 15.0.5571.1000
View patch

Vendor Advisories (1)

microsoft2023-Jul/CVE-2023-33152Important

Microsoft ActiveX Remote Code Execution Vulnerability

Jul 11, 2023

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2023-33152
PatchVendor Advisory