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Prosafe Network Management System CVE-2024-5247

HIGH
Unrestricted Upload of File with Dangerous Type (CWE-434)
2024-05-23 zdi-disclosures@trendmicro.com
8.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V5 - File Handling File type validation, storage isolation
MITRE ATT&CK

2 techniques across 2 tactics: Command and Control, Persistence

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 8.8 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required.

Exploit ScenarioDerived

A remote attacker could upload malicious files that can be executed on the server by sending crafted requests to the affected application.

This Week Schedule remediation this week. Why: HIGH severity + EPSS > 10%.
No patch listed yet 26.9% exploitation probability (EPSS)

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AnalysisAI

NETGEAR ProSAFE Network Management System UpLoadServlet Unrestricted File Upload Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate file types server-side, store uploads outside webroot, use random filenames, scan for malware.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Unrestricted File Upload (CWE-434), which allows attackers to upload malicious files that can be executed on the server. NETGEAR ProSAFE Network Management System UpLoadServlet Unrestricted File Upload Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR ProSAFE Network Management System. Authentication is required to exploit this vulnerability. The specific flaw exists within the UpLoadServlet class. The issue results from the lack of proper validation of user-supplied data, which can allow the upload of arbitrary files. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-22923. Affected products include: Netgear Prosafe Network Management System.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

NETGEAR ProSAFE Network Management System UpLoadServlet Unrestricted File Upload Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR ProSAFE Network Management System. Authentication is required to exploit this vulnerability.

The specific flaw exists within the UpLoadServlet class. The issue results from the lack of proper validation of user-supplied data, which can allow the upload of arbitrary files. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-22923.

Threat Intelligence Overview

EPSS Score
26.9%
Top 2% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 26.9%
Patch available No
Active threat No
Deciding rule
HIGH severity + EPSS > 10%
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

71
Low Medium High Critical
KEV: 0
EPSS: +27
CVSS: +44
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Malicious file upload attacks exploit insufficient validation when web applications accept user-provided files.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)NVD

cpe:2.3:a:netgear:prosafe_network_management_system:*:*:*:*:*:*:*:*
CVE-2023-49693 CRITICAL POC
9.8 Nov 29

NETGEAR ProSAFE Network Management System has Java Debug Wire Protocol (JDWP) listening on port 11611 and it is remotely

CVE-2023-49694 HIGH POC
7.8 Nov 29

A low-privileged OS user with access to a Windows host where NETGEAR ProSAFE Network Management System is installed can

CVE-2021-27274 CRITICAL
9.8 Mar 29

This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR ProSAFE Networ

CVE-2024-6814 HIGH
8.8 Aug 21

NETGEAR ProSAFE Network Management System getFilterString SQL Injection Remote Code Execution Vulnerability. Rated high

CVE-2024-6813 HIGH
8.8 Aug 21

NETGEAR ProSAFE Network Management System getSortString SQL Injection Remote Code Execution Vulnerability. Rated high se

CVE-2024-5505 HIGH
8.8 Jun 06

NETGEAR ProSAFE Network Management System UpLoadServlet Directory Traversal Remote Code Execution Vulnerability. Rated h

CVE-2021-27273 HIGH
8.8 Mar 29

This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR ProSAFE Networ

CVE-2021-27275 HIGH
8.3 Mar 29

This vulnerability allows remote attackers to disclose sensitive information and delete arbitrary files on affected inst

CVE-2024-5245 HIGH
7.8 May 23

NETGEAR ProSAFE Network Management System Default Credentials Local Privilege Escalation Vulnerability. Rated high sever

CVE-2021-27276 HIGH
7.1 Mar 29

This vulnerability allows remote attackers to delete arbitrary files on affected installations of NETGEAR ProSAFE Networ

CVE-2021-27272 HIGH
7.1 Mar 29

This vulnerability allows remote attackers to delete arbitrary files on affected installations of NETGEAR ProSAFE Networ

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