HOMEVULNERABILITIESCVE-2023-35349
CRITICAL

CVE-2023-35349

CWE-20Published: October 10, 2023· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability

NVD Source

Risk Analysis

This critical vulnerability in Microsoft Message Queuing (MSMQ) allows for remote code execution. It is remotely exploitable by an unauthenticated attacker with low complexity.

No public exploit is known, and the vulnerability is not in the CISA KEV.

Recommended Action

Apply the latest security updates provided by Microsoft for the affected Windows 10 versions.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-35349 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Microsoft12 product(s)
windows 10 1507windows 10 1607windows 10 1809windows 10 21h2windows 10 22h2windows 11 21h2windows 11 22h2windows server 2008windows server 2012windows server 2016windows server 2019windows server 2022
Source: NVD CPE · 14 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35349
PATCHhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35349

All References (2)

→
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35349Patch · Vendor Advisory
→
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35349Patch · Vendor Advisory

Quick Facts

CVE IDCVE-2023-35349
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-20
CISA KEVNo
Affected1 vendor(s)
PublishedOct 10, 2023

Related CVEs (CWE-20)

CVE-2012-3026
10.0
CVE-2012-3010
10.0
CVE-2012-3021
10.0
CVE-2010-5185
10.0
CVE-2012-4176
10.0
CVE-2013-3573
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-35349 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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