What’s Vulnerable › Vulnerabilities

CVE-2021-45769

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-14 · updated 2026-06-17
• Weakness: CWE-476

Description

A NULL pointer dereference in AcseConnection_parseMessage at src/mms/iso_acse/acse.c of libiec61850 v1.5.0 can lead to a segmentation fault or application crash.

Affected products

• mz-automation libiec61850: 1.5.0

References

• https://github.com/mz-automation/libiec61850/issues/368
• https://github.com/mz-automation/libiec61850/issues/368

Get alerted when CVE-2021-45769 or the next vulnerability affects your stack