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Bigfix Platform CVE-2019-4013

CRITICAL
Unrestricted Upload of File with Dangerous Type (CWE-434)
2019-04-10 psirt@us.ibm.com
9.9
CVSS 3.0 · 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 9.9 (CRITICAL). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available.

Exploit ScenarioDerived

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

Act Now Prioritize within 24-48h. Why: CRITICAL + active threat signals, no patch available.
No patch listed yet 14.1% exploitation probability (EPSS)

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AnalysisAI

IBM BigFix Platform 9.5 could allow any authenticated user to upload any file to any location on the server with root privileges. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and 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. IBM BigFix Platform 9.5 could allow any authenticated user to upload any file to any location on the server with root privileges. This results in code execution on underlying system with root privileges. IBM X-Force ID: 155887. Affected products include: Ibm Bigfix Platform.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.9 CRITICAL
AV:N/AC:L/PR:L/UI:N/S:C/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
Changed
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

IBM BigFix Platform 9.5 could allow any authenticated user to upload any file to any location on the server with root privileges. This results in code execution on underlying system with root privileges. IBM X-Force ID: 155887.

Threat Intelligence Overview

EPSS Score
14.1%
Top 4% exploitable
Exploit
POC
Public exploit code exists
Data Quality
3 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 CRITICAL
CISA KEV No
Public POC Yes
EPSS 14.1%
Patch available No
Active threat Yes
Deciding rule
CRITICAL + active threat signals, no patch available
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
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

84
Low Medium High Critical
KEV: 0
EPSS: +14
CVSS: +50
PoC: +20
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:ibm:bigfix_platform:*:*:*:*:*:*:*:*
CVE-2016-6082 CRITICAL
10.0 Feb 01

IBM BigFix Platform could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free ra

CVE-2017-1221 CRITICAL
9.8 Nov 13

IBM Tivoli Endpoint Manager (IBM BigFix 9.2 and 9.5) does not require that users should have strong passwords by default

CVE-2018-1475 CRITICAL
9.8 Apr 27

IBM BigFix Platform 9.2 and 9.5 uses an inadequate account lockout setting that could allow a remote attacker to brute f

CVE-2019-4061 MEDIUM POC
5.3 Feb 27

IBM BigFix Platform 9.2 and 9.5 could allow an attacker to query the relay remotely and gather information about the upd

CVE-2017-1218 HIGH
8.8 Jul 19

IBM Tivoli Endpoint Manager is vulnerable to cross-site request forgery which could allow an attacker to execute malicio

CVE-2026-21765 HIGH
8.8 Apr 02

Local privilege escalation in HCL BigFix Platform on Windows allows authenticated users with low privileges to access cr

CVE-2024-23554 HIGH
8.8 May 18

Cross-Site Request Forgery (CSRF) on Session Token vulnerability that could potentially lead to Remote Code Execution (R

CVE-2023-37536 HIGH
8.8 Oct 11

An integer overflow in xerces-c++ 3.2.3 in BigFix Platform allows remote attackers to cause out-of-bound access via HTTP

CVE-2018-1479 HIGH
8.8 Apr 27

IBM BigFix Platform 9.2 and 9.5 is vulnerable to cross-site request forgery which could allow an attacker to execute mal

CVE-2016-0396 HIGH
8.1 Feb 01

IBM Tivoli Endpoint Manager could allow a user under special circumstances to inject commands that would be executed wit

CVE-2016-0214 HIGH
7.8 Feb 08

IBM Tivoli Endpoint Manager could allow a remote attacker to upload arbitrary files. Rated high severity (CVSS 7.8), thi

CVE-2022-38659 HIGH
7.8 Dec 19

In specific scenarios, on Windows the operator credentials may be encrypted in a manner that is not completely machine-d

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