CVE-2022-2973
CVE-2022-2973 is a high-severity vulnerability in Mz-automation Libiec61850 with a CVSS 3.x base score of 8.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.
Key facts
- Severity: High (CVSS 3.x base score 8.6)
- EPSS exploit prediction: 1% (54th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-476
- Affected product: Mz-automation Libiec61850
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2022-2973?
- 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.
- How severe is CVE-2022-2973?
- CVE-2022-2973 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-2973 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-2973?
- CVE-2022-2973 affects Mz-automation Libiec61850. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-2973?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-2973 published?
- CVE-2022-2973 was published on 2022-09-23 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:mz-automation:libiec61850:*:*:*:*:*:*:*:*
More vulnerabilities in Mz-automation Libiec61850
- CVE-2022-2972 — Critical (CVSS 10.0): MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit…
- CVE-2022-2970 — Critical (CVSS 10.0): MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit…
- CVE-2024-45971 — Critical (CVSS 9.8): Multiple Buffer overflows in the MMS Client in MZ Automation LibIEC61850 before commit…
- CVE-2024-45970 — Critical (CVSS 9.8): Multiple Buffer overflows in the MMS Client in MZ Automation LibIEC61850 before commit…
- CVE-2018-19185 — Critical (CVSS 9.8): An issue has been found in libIEC61850 v1.3. It is a heap-based buffer overflow in BerEncoder_encodeOctetString in…
- CVE-2018-18957 — Critical (CVSS 9.8): An issue has been found in libIEC61850 v1.3. It is a stack-based buffer overflow in prepareGooseBuffer in…
All CVEs affecting Mz-automation Libiec61850 →
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Browse all CWE-476 (NULL Pointer Dereference) vulnerabilities →