What’s Vulnerable › Vulnerabilities

CVE-2019-19944

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-12-23 · updated 2026-06-17
• Weakness: CWE-125

Description

In libIEC61850 1.4.0, BerDecoder_decodeUint32 in mms/asn1/ber_decode.c has an out-of-bounds read, related to intLen and bufPos.

Affected products

• mz-automation libiec61850: 1.4.0

References

• https://github.com/mz-automation/libiec61850/issues/196
• https://github.com/mz-automation/libiec61850/issues/196

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