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No exploitation reportedFix available

CVE-2022-2973

No exploitation reported by the sources we read.

  • Published2022-09-23
  • Fixed in1.5.0
  • WeaknessCWE-476

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2022-09-2316:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-2973?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-2973?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Mz-automation libiec61850
BranchAffectedFixed in
1.5< 1.5.01.5.0

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSA-22-251-01 CISA2 known affected

    MZ Automation libIEC61850

    libIEC61850: Version 1.5 prior to commit a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e · libIEC61850: Versions 1.4 and prior

Full record on NVD

Fix

  1. Update Mz-automation libiec61850 to 1.5.0
  2. Vendor fix CISA ICSA-22-251-01 · 2 productsMZ Automation recommends users update to the latest version: libIEC61850.

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • CISA-ADPSSVC decisionnone2025-04-16
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.18.6read 2026-10-23
  • NVDCVSS 3.17.5read 2026-10-23
  • CNAweakness (CWE)CWE-476read 2026-10-23
  • NVDweakness (CWE)CWE-476read 2026-10-23
  • FIRST EPSSEPSS score1.1 %2026-10-22

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2022-09-23
Last Modified
2026-06-17
NVD status
Modified

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.

Is CVE-2022-2973 actively exploited?

Active exploitation of CVE-2022-2973 has not been confirmed. Its EPSS score was 1.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-2973?

CVE-2022-2973 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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