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CVE-2019-5082

nvd nist
Published: Jan 8, 2020Modified: Jun 17, 2026

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9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

Description

An exploitable heap buffer overflow vulnerability exists in the iocheckd service I/O-Check functionality of WAGO PFC200 Firmware version 03.01.07(13), WAGO PFC200 Firmware version 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a heap buffer overflow, potentially resulting in code execution. An attacker can send unauthenticated packets to trigger this vulnerability.

Affected (3)

Wago
2 products
Pfc200 Firmware
Pfc100 Firmware
Configuration A
2 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Wago
Pfc200 Firmware
Version 03.00.39(12)
Pfc200 Firmware
Version 03.01.07(13)
Running on/withPlatform Versions
Wago
Pfc200
All versions
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Pfc100 Firmware
Version 03.00.39(12)
Running on/withPlatform Versions
Wago
Pfc100
All versions

Related CWEs

CWE-787
Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.

References (2)

Source: talos-cna@cisco.com
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory

Timeline

No history available yet.