CVE-2022-3976 is a critical path traversal vulnerability (CWE-22) affecting MZ Automation libiec61850 up to version 1.4, specifically within the MMS File Services component. An unauthenticated attacker on the adjacent network can manipulate the 'filename' argument to achieve high impact to confidentiality, integrity, and availability. While the CVSS score is 8.8 (High), there is currently no evidence of active exploitation, public exploit code, or significant community discussion. Users are strongly advised to upgrade to libiec61850 version 1.5 to remediate this issue.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.5CPE matchmatch criteria | cpe:2.3:a:mz-automation:libiec61850:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
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