Vulnerability · Published Sep 23, 2022 · Assigned by icscert
CVE-2022-2973MZ Automation libIEC61850 NULL Pointer Dereference
High 8.6
In plain English
A high-severity null pointer dereference in libIEC61850 from MZ Automation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).
Severity (CVSS 3.1)8.6High
Exploit odds (30 days)1.1%top 34.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| MZ Automation | libIEC61850 | All – through 1.4Version 1.5 – before Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e |
Weakness: CWE-476 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
References
- https://www.cisa.gov/uscert/ics/advisories/icsa-22-251-01 x_refsource_MISC