MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e) uses a NULL pointer in certain situations. which could allow an attacker to crash the server.
Published 2022-09-23 16:15:11
Updated 2022-09-26 22:41:13
Source ICS-CERT
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2022-2973

0.08%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 35 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-2973

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
8.6
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
3.9
4.0
ICS-CERT
7.5
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
NIST

CWE ids for CVE-2022-2973

  • The product dereferences a pointer that it expects to be valid but is NULL.
    Assigned by:
    • ics-cert@hq.dhs.gov (Secondary)
    • nvd@nist.gov (Primary)

References for CVE-2022-2973

Products affected by CVE-2022-2973

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