CVE-2019-6138 Information

Description

An issue has been found in libIEC61850 v1.3.1. Memory_malloc and Memory_calloc in hal/memory/lib_memory.c have memory leaks when called from mms/iso_mms/common/mms_value.c server/mms_mapping/mms_mapping.c and server/mms_mapping/mms_sv.c (via common/string_utilities.c) as demonstrated by iec61850_9_2_LE_example.c.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://github.com/mz-automation/libiec61850/issues/103

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5