CVE Vulnerability

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

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

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

Configuration 1

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

Published : 2022-04-15 04:15

Updated : 2022-04-25 04:10

NVD link : CVE-2022-21159

Mitre link : CVE-2022-21159

Products Affected
No products.
CWE
CWE-835