CVEvulnerability
CVE-2022-21159
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-04-15
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-835
Description
A denial of service vulnerability exists in the parseNormalModeParameters functionality of MZ Automation GmbH libiec61850 1.5.0. A specially-crafted series of network requests can lead to denial of service. An attacker can send a sequence of malformed iec61850 messages to trigger this vulnerability.
Affected configurations
• mz-automation libiec61850 1.5.0
Related
Weakness · CWE (1)
- CWE-835 Loop with Unreachable Exit Condition weakness
References
- https://github.com/mz-automation/libiec61850/commit/cfa94cbf10302bedc779703f874ee2e8387a0721 Patch, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2022-1467 Exploit, Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1467 Exploit, Third Party Advisory
- https://github.com/mz-automation/libiec61850/commit/cfa94cbf10302bedc779703f874ee2e8387a0721 Patch, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2022-1467 Exploit, Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1467 Exploit, Third Party Advisory