CVE-2022-21159

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.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/mz-automation/libiec61850/commit/cfa94cbf10302bedc779703f874ee2e8387a0721	Patch Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1467	Exploit Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1467	Exploit Third Party Advisory
https://github.com/mz-automation/libiec61850/commit/cfa94cbf10302bedc779703f874ee2e8387a0721	Patch Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1467	Exploit Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1467	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2022-04-15 16:15

Updated : 2024-11-21 06:44

NVD link : CVE-2022-21159

Mitre link : CVE-2022-21159

CVE.ORG link : CVE-2022-21159

JSON object : View

Products Affected

mz-automation

libiec61850

CWE

CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

{"id": "CVE-2022-21159", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Secondary", "source": "talos-cna@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2022-04-15T16:15:07.720", "references": [{"url": "https://github.com/mz-automation/libiec61850/commit/cfa94cbf10302bedc779703f874ee2e8387a0721", "tags": ["Patch", "Third Party Advisory"], "source": "talos-cna@cisco.com"}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2022-1467", "tags": ["Exploit", "Third Party Advisory"], "source": "talos-cna@cisco.com"}, {"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1467", "tags": ["Exploit", "Third Party Advisory"], "source": "talos-cna@cisco.com"}, {"url": "https://github.com/mz-automation/libiec61850/commit/cfa94cbf10302bedc779703f874ee2e8387a0721", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2022-1467", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1467", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "talos-cna@cisco.com", "description": [{"lang": "en", "value": "CWE-835"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-835"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Se presenta Una vulnerabilidad de Denegaci\u00f3n de Servicio en la funcionalidad parseNormalModeParameters de MZ Automation GmbH libiec61850 versi\u00f3n 1.5.0. Una serie de peticiones de red especialmente dise\u00f1adas puede conllevar a una denegaci\u00f3n de servicio. Un atacante puede enviar una secuencia de mensajes iec61850 malformados para desencadenar esta vulnerabilidad"}], "lastModified": "2024-11-21T06:44:00.770", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mz-automation:libiec61850:1.5.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B45DE37F-A886-4609-AD93-FBBBE5895EF3"}], "operator": "OR"}]}], "sourceIdentifier": "talos-cna@cisco.com"}