CVE-2022-21159
HIGH 7.5EPSS 1.8%
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
- MZ Automation GmbH · libiec61850
- CVSS v3.1 NVD
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS v3.0 CISCO
- 7.5 HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS v2.0 NVD
- 5.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P - EPSS
- 1.82% chance of exploitation in the next 30 days, 78th percentile
- Published
- 2022-04-15
- Updated
- 2025-04-15
Proof-of-concept exploits (2)
- https://talosintelligence.com/vulnerability_reports/TALOS-2022-1467
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1467