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Full vulnerability report · 2022
CVE-2022-22029High confidence

Windows Network File System Remote Code Execution Vulnerability

Microsoft · Windows Server 2019

8.1HighCVSS 3.1
Recommended action
Within 7 days

High technical severity; prioritise exposed affected systems while verifying vendor guidance.

Fix not verified
Optional official sources

National CERT insights
?CERT means Computer Emergency Response Team; CSIRT is the closely related term Computer Security Incident Response Team.

Select the national-authority views to include. The exact source language is shown on each matched advisory. Your choice is remembered on this device and encoded in the shareable URL.

Official European source

ENISA European Vulnerability Database

Official EUVD identifiers, advisory evidence and known-exploited context. Missing fields are not treated as evidence of low risk.

1 current
ENISA EUVD identifier

EUVD-2022-27183

No EUVD known-exploited evidence

ENISA has published the identifier mapping but no EUVD description has been stored yet.

EUVD state
Present in the current official mapping
Known exploitation
Not present in the current ENISA EUVD known-exploited dataset. This is not proof of no exploitation.
ENISA score
Not supplied in the stored EUVD record
Advisory evidence
No linked advisory details stored yet
Recommended actionWithin 7 days

High technical severity; prioritise exposed affected systems while verifying vendor guidance.

Fix not verified
01

What, why and how

Windows Network File System Remote Code Execution Vulnerability

What

Windows Network File System Remote Code Execution Vulnerability

Why

The current structured CVE record identifies a security weakness, but the root cause requires confirmation in the linked vendor material.

How

An attacker operating through a network path may attempt exploitation without authentication or user interaction. If successful, the issue may execute code or commands in the affected security context.

What

Windows Network File System Remote Code Execution Vulnerability

Why

The current structured CVE record identifies a security weakness, but the root cause requires confirmation in the linked vendor material.

How

An attacker operating through a network path may attempt exploitation without authentication or user interaction. If successful, the issue may execute code or commands in the affected security context.

02

Exploit reality and attack path

CVSS severity, EPSS forecast probability, public exploit material and CISA-confirmed exploitation are separate signals.

Observed exploitation
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
No confirmed evidence

No CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.

Public PoC / exploit material
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
None recorded

No exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.

Likely attack path
a network path → vulnerable operation → execute code or commands in the affected security context
Attack surface
Network
Privileges required
None: unauthenticated exploitation is possible
User interaction
None
Attack complexity
High: exploitation depends on specific conditions
Security boundary
Unchanged: impact remains within the vulnerable component's security authority
Weakness
?CWE means Common Weakness Enumeration.
CWE not yet assigned
CVSS vector
?CVSS means Common Vulnerability Scoring System. The vector records the metric values used to calculate technical severity.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Common Vulnerability Scoring System 3.1: the compact vector below is decoded into plain language.

AVNetworkAttack vector: The vulnerable component can be reached over a network.ACHighAttack complexity: Successful exploitation depends on specific conditions outside the attacker's direct control.PRNonePrivileges required: The attacker does not need an account or existing privileges.UINoneUser interaction: No action by another user is required.SUnchangedScope: The security impact remains within the vulnerable component's authority.CHighConfidentiality impact: A successful attack can cause a major loss.IHighIntegrity impact: A successful attack can cause a major loss.AHighAvailability impact: A successful attack can cause a major loss.
Post-exploitation / living off the land
After compromise, an attacker may use built-in shells, scripting engines, scheduled tasks and native network utilities for discovery, persistence or movement. This is a plausible LoTL path, not evidence that it has occurred for every attack.
NetworkUnauthenticatedRemote code execution
A

Official authority intelligence

Only matched European and national findings are included. Language selectors and unavailable sources are omitted.

Cyber Security Agency of Singapore · English · CSA-SB-20220713Security Bulletin 13 Jul 2022

The Cyber Security Agency of Singapore included this CVE in its official Security Bulletin 13 Jul 2022, published on 13 July 2022. Open the linked bulletin for the product, severity and reference information published in that issue.

Official advisory ↗
CERT-FR · French · CERTFR-2022-AVI-633Multiples vulnérabilités dans Microsoft Windows

juillet 2022 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22024 Bulletin de sécurité Microsoft CVE-2022-22025 du 12 juillet 2022 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22025 Bulletin de sécurité Microsoft CVE-2022-22026 du 12 juillet 2022 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22026 Bulletin de sécurité Microsoft CVE-2022-22027 du 12 juillet 2022 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22027 Bulletin de sécurité Microsoft CVE-2022-22028 du 12 juillet 2022 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22028 Bulletin de sécurité Microsoft CVE-2022-22029 du 12 juillet 2022 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22029 Bulletin de sécurité Microsoft CVE-2022-22031 du 12 juillet 2022 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22031 Bulletin de sécurité Microsoft CVE-2022-22034 du 12 juillet 2022 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22034 Bulletin de sécurité Microsoft CVE-2022-22036 du 12 juillet 2022 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22036 Bulletin de sécurité Microsoft CVE-2022-22037 du 12 juillet 2022 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22037 Bulletin de sécurité Micr

Official advisory ↗
JVN iPedia · Japanese · JVNDB-2022-002033Microsoft Windows Server におけるリモートでコードを実行される脆弱性

Microsoft Windows Server には、Windows ネットワークファイルシステムに不備があるため、リモートでコードを実行される脆弱性が存在します。 本脆弱性は、CVE-2022-22029 とは異なる脆弱性です。

Official advisory ↗
JVN iPedia · Japanese · JVNDB-2022-002022Microsoft Windows Server におけるリモートでコードを実行される脆弱性

Microsoft Windows Server には、Windows ネットワークファイルシステムに不備があるため、リモートでコードを実行される脆弱性が存在します。 本脆弱性は、CVE-2022-22039 とは異なる脆弱性です。

Official advisory ↗
KISA KrCERT/CC · Korean · KNVD-5663MS 7월 보안 위협에 따른 정기 보안 업데이트 권고

Fax 서비스 원격 코드 실행 취약성 Role: Windows Fax Service CVE-2022-22027 Windows Fax 서비스 원격 코드 실행 취약성 Microsoft Graphics Component CVE-2022-30213 Windows GDI+ 정보 유출 취약성 Role: Windows Hyper-V CVE-2022-30223 Windows Hyper-V 정보 유출 취약성 Role: Windows Hyper-V CVE-2022-22042 Windows Hyper-V 정보 유출 취약성 Windows IIS CVE-2022-30209 Windows IIS 서버 권한 상승 취약성 Windows Point-to-Point Tunneling Protocol CVE-2022-30211 Windows L2TP(Layer 2 Tunneling Protocol) 원격 코드 실행 취약성 Windows Media CVE-2022-30225 Windows Media P 네트워크 공유 서비스 권한 상승 취약성 Windows Network File System CVE-2022-22028 Windows Network File System Information Disclosure Vulnerability Windows Network File System CVE-2022-22029 Windows Network 파일 시스템 원격 코드 실행 취약성 Windows Network File System CVE-2022-22039 Windows Network 파일 시스템 원격 코드 실행 취약성 Windows Security Account Manager CVE-2022-30208 Windows SAM(보안 계정 관리자) 서비스 거부 취약성 Windows Server Service CVE-2022-30216 Windows Server 서비스 변조 취약성 Windows Shell CVE-2022-30222 Windows Shell 원격 코드 실행 취약성 Windows Advanced Local Procedure Call CVE-2022-30202 Windows 고급 로컬 프로시저 호출 권한 상승 취약성 Windows Advanced Local Procedure Call CVE-2022-30224 Windows 고급 로컬 프로시저 호출 권한 상승 취약성 Windows Advanced Local Procedure Call CVE-2022-22037 Windows 고급 로컬 프로시저 호출 권한 상승 취약성 Windows Storage CVE-2022-30220 Windows 공용 로그 파일 시스템 드라이버 권한 상승 취약성 Microsoft

Official advisory ↗
03

Patch and workaround

Operational remediation based on structured source evidence.

Status
?Patch availability is based on structured fixed-version fields and authoritative update references. If no fix is verified, check the vendor advisory before making a change.
Fix not verified
Affected
  • Windows Server 2019: 10.0.17763.0 < 10.0.17763.3165
  • Windows Server 2019 (Server Core installation): 10.0.17763.0 < 10.0.17763.3165
  • Windows Server 2022: 10.0.20348.0 < 10.0.20348.825
  • Windows Server version 20H2: 10.0.0 < 10.0.19042.1826
  • Windows Server 2016: 10.0.14393.0 < 10.0.14393.5246
  • Windows Server 2016 (Server Core installation): 10.0.14393.0 < 10.0.14393.5246
  • Windows Server 2008 Service Pack 2: 6.0.6003.0 < 6.0.6003.21569
  • Windows Server 2008 Service Pack 2 (Server Core installation): 6.0.6003.0 < 6.0.6003.21569
  • Windows Server 2008 Service Pack 2: 6.0.6003.0 < 6.0.6003.21569
  • Windows Server 2008 R2 Service Pack 1: 6.1.7601.0 < 6.1.7601.26022
  • Windows Server 2008 R2 Service Pack 1 (Server Core installation): 6.1.7601.0 < 6.1.7601.26022
  • Windows Server 2012: 6.2.9200.0 < 6.2.9200.23771
  • Windows Server 2012 (Server Core installation): 6.2.9200.0 < 6.2.9200.23771
  • Windows Server 2012 R2: 6.3.9600.0 < 6.3.9600.20478
  • Windows Server 2012 R2 (Server Core installation): 6.3.9600.0 < 6.3.9600.20478
Fixed
No fixed version is explicitly recorded in the structured CVE data.
Action
No verified patch reference is present in the current structured sources. Check the vendor advisory before making a change.
Workaround
No verified workaround is recorded. If business-safe, reduce exposure to the affected interface and allow only trusted sources until authoritative guidance is available.
04

Evidence and provenance

Published 12 Jul 2022 · Last source change 8 Jul 2025, 15:36 UTC · CWE not yet assigned

CVE recordCVE.org · 5.1
CVSS sourceCNA
EPSS source
?The date BlackTree first stored a score for this CVE from the daily FIRST EPSS feed.
FIRST · tracked since 2026-08-14
European sourceENISA EUVD · EUVD-2022-27183
Product sourceCNA
Remediation sourceCVE/CNA references
CWE sourceUnavailable
NVD statusNVD modified after enrichment

Missing structured fields: CWE classification. Missing data is not evidence of low risk; review the primary advisory.

Material change intelligence

What changed after publication

View recent updates ↗

No material field changes have been recorded since change tracking began. Routine source refreshes and cosmetic edits are intentionally excluded.

Material fields only · duplicate refreshes suppressed · history retained for the configured operational retention period
CVE published
ENISA EUVD · EUVD-2022-27183↗CVE authority or vendor reference↗Official CVE record (CNA and ADP data)↗NVD record↗
Technical terms and abbreviations used in this report
CVE
Common Vulnerabilities and Exposures: the public identifier for one disclosed vulnerability.
CVSS
Common Vulnerability Scoring System: a technical severity framework; it is not patching priority by itself.
EPSS
Exploit Prediction Scoring System: FIRST's estimate of the probability that exploitation activity will be observed in the next 30 days; it is a forecast, not confirmation.
CWE
Common Weakness Enumeration: the standard category describing the underlying software or hardware weakness.
CNA
CVE Numbering Authority: an organisation authorised to assign and publish CVE records.
CISA ADP
Cybersecurity and Infrastructure Security Agency Authorized Data Publisher: structured enrichment added to a CVE record.
NVD
National Vulnerability Database: NIST's enrichment service for CVE records.
CERT / CSIRT
A computer security incident response team that publishes warnings or coordinates incident response.
PoC
Proof of concept: public material that demonstrates or helps reproduce exploitation.
CSAF
Common Security Advisory Framework: a machine-readable format for security advisories.
LoTL
Living off the land: abuse of legitimate tools or system functions during an attack.
Free version - for non-commercial use only.CVE-2022-22029 · cve.blacktree.nl