High severity · published Jan 11, 2019
CVE-2019-6138
An issue has been found in libIEC61850 v1.3.1
7.5
CVSS
1.5%
EPSS
No
On KEV
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
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libiec61850 · Mz-automation
1.3.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-6138
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-6138
Exploit
https://github.com/mz-automation/libiec61850/issues/103
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