CVE-2019-6135 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

An issue has been found in libIEC61850 v1.3.1. Memory_malloc in hal/memory/lib_memory.c has a memory leak when called from Asn1PrimitiveValue_create in mms/asn1/asn1_ber_primitive_value.c, as demonstrated by goose_publisher_example.c and iec61850_9_2_LE_example.c.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Mz-Automation	Libiec61850	1.3.1

Related Weaknesses (CWE)

CWE-401

References

https://github.com/mz-automation/libiec61850/issues/103ExploitThird Party Advisory
https://github.com/mz-automation/libiec61850/issues/104ExploitThird Party Advisory
https://github.com/mz-automation/libiec61850/issues/103ExploitThird Party Advisory
https://github.com/mz-automation/libiec61850/issues/104ExploitThird Party Advisory

FAQ

What is CVE-2019-6135?

CVE-2019-6135 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue has been found in libIEC61850 v1.3.1. Memory_malloc in hal/memory/lib_memory.c has a memory leak when called from Asn1PrimitiveValue_create in mms/asn1/asn1_ber_primitive_value.c, as demonstr...

How severe is CVE-2019-6135?

CVE-2019-6135 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-6135?

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