CVE-2018-19121 — MEDIUM (4.3)

Vulnerability Description

An issue has been found in libIEC61850 v1.3. It is a SEGV in Ethernet_receivePacket in ethernet_bsd.c.

CVSS Score

4.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Mz-Automation	Libiec61850	1.3

Related Weaknesses (CWE)

CWE-476

References

https://github.com/fouzhe/security/tree/master/libiec61850#segv-in-function-etheExploitThird Party Advisory
https://github.com/mz-automation/libiec61850/issues/85ExploitThird Party Advisory
https://github.com/fouzhe/security/tree/master/libiec61850#segv-in-function-etheExploitThird Party Advisory
https://github.com/mz-automation/libiec61850/issues/85ExploitThird Party Advisory

FAQ

What is CVE-2018-19121?

CVE-2018-19121 is a vulnerability with a CVSS score of 4.3 (MEDIUM). An issue has been found in libIEC61850 v1.3. It is a SEGV in Ethernet_receivePacket in ethernet_bsd.c.

How severe is CVE-2018-19121?

CVE-2018-19121 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-19121?

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