CVE-2022-21159 - Vulnerability Details - OpenCVE

A denial of service vulnerability exists in the parseNormalModeParameters functionality of MZ Automation GmbH libiec61850 1.5.0. A specially-crafted series of network requests can lead to denial of service. An attacker can send a sequence of malformed iec61850 messages to trigger this vulnerability.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00577.

Exploitation poc

Automatable yes

Technical Impact partial

Vendors	Products
Mz-automation	Libiec61850

Configuration 1 [-]

cpe:2.3:a:mz-automation:libiec61850:1.5.0:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2022-26404	A denial of service vulnerability exists in the parseNormalModeParameters functionality of MZ Automation GmbH libiec61850 1.5.0. A specially-crafted series of network requests can lead to denial of service. An attacker can send a sequence of malformed iec61850 messages to trigger this vulnerability.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/mz-automation/libiec61850/commit/cfa94cbf10302bedc779703f874ee2e8387a0721
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1467
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1467

History

Tue, 15 Apr 2025 20:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: talos

Published: 2022-04-15T16:00:21.545Z

Updated: 2025-04-15T19:05:23.770Z

Reserved: 2022-02-15T00:00:00.000Z

Link: CVE-2022-21159

Vulnrichment

Updated: 2024-08-03T02:31:59.273Z

NVD

Status : Modified

Published: 2022-04-15T16:15:07.720

Modified: 2024-11-21T06:44:00.770

Link: CVE-2022-21159

Redhat

No data.

OpenCVE Enrichment

No data.

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