CVE-2019-19931 — HIGH (8.8)

Vulnerability Description

In libIEC61850 1.4.0, MmsValue_decodeMmsData in mms/iso_mms/server/mms_access_result.c has a heap-based buffer overflow.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Mz-Automation	Libiec61850	1.4.0

Related Weaknesses (CWE)

CWE-787

References

https://github.com/mz-automation/libiec61850/issues/194ExploitThird Party Advisory
https://github.com/mz-automation/libiec61850/issues/194ExploitThird Party Advisory

FAQ

What is CVE-2019-19931?

CVE-2019-19931 is a vulnerability with a CVSS score of 8.8 (HIGH). In libIEC61850 1.4.0, MmsValue_decodeMmsData in mms/iso_mms/server/mms_access_result.c has a heap-based buffer overflow.

How severe is CVE-2019-19931?

CVE-2019-19931 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-19931?

Check the references section above for vendor advisories and patch information. Affected products include: Mz-Automation Libiec61850.