Microsoft Office Outlook
CVE-2022-35742 — Microsoft Outlook Denial of Service Vulnerability
Executive Summary
None
Overview
7.5
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
None
INTEGRITY
None
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 6.5
EPSS Score
0.22271
probability of exploitation in the next 30 days
0.97378 percentile - updated 2026-06-21
View on FIRST.org
Affected Products
11 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Microsoft 365 Apps for Enterprise for 32-bit Systems | Click to Run (Security Update) |
Important | Denial of Service | No |
| Microsoft 365 Apps for Enterprise for 64-bit Systems | Click to Run (Security Update) |
Important | Denial of Service | No |
| Microsoft Office 2019 for 32-bit editions | Click to Run (Security Update) |
Important | Denial of Service | No |
| Microsoft Office 2019 for 64-bit editions | Click to Run (Security Update) |
Important | Denial of Service | No |
| Microsoft Office LTSC 2021 for 32-bit editions | Click to Run (Security Update) |
Important | Denial of Service | No |
| Microsoft Office LTSC 2021 for 64-bit editions | Click to Run (Security Update) |
Important | Denial of Service | No |
| Microsoft Outlook 2013 RT Service Pack 1 | 5001990 (Security Update) |
Important | Denial of Service | Maybe |
| Microsoft Outlook 2013 Service Pack 1 (32-bit editions) | 5001990 (Security Update) |
Important | Denial of Service | Maybe |
| Microsoft Outlook 2013 Service Pack 1 (64-bit editions) | 5001990 (Security Update) |
Important | Denial of Service | Maybe |
| Microsoft Outlook 2016 (32-bit edition) | 5002051 (Security Update) |
Important | Denial of Service | Maybe |
| Microsoft Outlook 2016 (64-bit edition) | 5002051 (Security Update) |
Important | Denial of Service | Maybe |
Patches
3 patches
| Article | Type | Restart |
|---|---|---|
Click to Run |
Security Update | No |
5001990 |
Security Update | Maybe |
5002051 |
Security Update | Maybe |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
References
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