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CVE-2019-5078

Published: Dec 18, 2019Updated: Nov 21, 2024 Sources: CVE List NVD csafCWE-306
NVD MITRE
9.1CVSSCRITICAL
EPSS Score
1.7%
Top 26.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

An exploitable denial of service vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a denial of service, resulting in the device entering an error state where it ceases all network communications. An attacker can send unauthenticated packets to trigger this vulnerability.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-306

Affected Products

pfc 200 firmwarewagoICS / OT / IoT
pfc 100 firmwarewagoICS / OT / IoT
WAGO PFC200n/a
WAGO PFC100n/a
wagocommercialDEICS / OT / IoT

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://talosintelligence.com/vulnerability_reports/TALOS-2019-0870
talosintelligence.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-065-01.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-20-065-01
cisa.gov
and 15 more references View all →

Timeline

Published
Dec 18, 2019
Last Updated
Nov 21, 2024

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