How severe is CVE-2022-2972?

CVE-2022-2972 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-2972 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-2972?

CVE-2022-2972 affects Mz-automation Libiec61850. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-2972?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-2972 published?

CVE-2022-2972 was published on 2022-09-23 and last updated on 2026-06-17.

CVE-2022-2972

CVE-2022-2972 is a critical-severity vulnerability in Mz-automation Libiec61850 with a CVSS 3.x base score of 10.0. 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-787.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Mz-automation Libiec61850
Published: 2022-09-23
Last modified: 2026-06-17

Description

MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e) is vulnerable to a stack-based buffer overflow, which could allow an attacker to crash the device or remotely execute arbitrary code.

Frequently asked questions

What is CVE-2022-2972?: MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e) is vulnerable to a stack-based buffer overflow, which could allow an attacker to crash the device or remotely execute arbitrary code.
How severe is CVE-2022-2972?: CVE-2022-2972 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-2972 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-2972?: CVE-2022-2972 affects Mz-automation Libiec61850. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-2972?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-2972 published?: CVE-2022-2972 was published on 2022-09-23 and last updated on 2026-06-17.

References

https://www.cisa.gov/uscert/ics/advisories/icsa-22-251-01

Affected products (1)

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

More vulnerabilities in Mz-automation Libiec61850

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…
CVE-2018-18834 — Critical (CVSS 9.8): An issue has been found in libIEC61850 v1.3. It is a heap-based buffer overflow in BerEncoder_encodeOctetString in…

All CVEs affecting Mz-automation Libiec61850 →

Other CWE-787 (Out-of-bounds Write) vulnerabilities

CVE-2026-42369 — Critical (CVSS 10.0): GV-VMS V20 is a Video Monitoring Software used to gather the feeds of many surveillance cameras and manage other…
CVE-2026-4746 — Critical (CVSS 10.0): Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src‎ modules). This vulnerability is…
CVE-2025-43300 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS…
CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
CVE-2024-42479 — Critical (CVSS 10.0): llama.cpp provides LLM inference in C/C++. The unsafe `data` pointer member in the `rpc_tensor` structure can cause…
CVE-2024-39791 — Critical (CVSS 10.0): Stack-based buffer overflow vulnerabilities affecting Vonets industrial wifi bridge relays and wifi bridge…

Browse all CWE-787 (Out-of-bounds Write) vulnerabilities →