CVE-2019-5184

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An exploitable double free vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC 200. A specially crafted XML cache file written to a specific location on the device can cause a heap pointer to be freed twice, resulting in a denial of service and potentially code execution. An attacker can send a specially crafted packet to trigger the parsing of this cache file.

Se presenta una vulnerabilidad de doble liberación explotable en la funcionalidad "I/O-Check" del servicio iocheckd de WAGO PFC 200. Un archivo caché XML especialmente diseñado y escrito en una ubicación específica en el dispositivo puede causar que un puntero de la pila sea dos veces liberado, resultando en un denegación de servicio y potencialmente en ejecución de código. Un atacante puede enviar un paquete especialmente diseñado para activar el análisis de este archivo caché.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-01-04 CVE Reserved
2020-03-23 CVE Published
2023-07-27 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-415: Double Free

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0965	2024-08-04

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Wago Search vendor "Wago"	Pfc200 Firmware Search vendor "Wago" for product "Pfc200 Firmware"	03.02.02\(14\) Search vendor "Wago" for product "Pfc200 Firmware" and version "03.02.02\(14\)"	-	Affected	in	Wago Search vendor "Wago"	Pfc200 Search vendor "Wago" for product "Pfc200"	-	-	Safe