CVE-2020-18731 — HIGH (7.5)

Vulnerability Description

A segmentation violation in the Iec104_Deal_FirmUpdate function of IEC104 v1.0 allows attackers to cause a denial of service (DOS).

CVSS Score

7.5

HIGH

CVSS:3.1/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
Iec104 Project	Iec104	1.0

Related Weaknesses (CWE)

CWE-476

References

https://cwe.mitre.org/data/definitions/476.htmlThird Party Advisory
https://github.com/airpig2011/IEC104/issues/5ExploitThird Party Advisory
https://cwe.mitre.org/data/definitions/476.htmlThird Party Advisory
https://github.com/airpig2011/IEC104/issues/5ExploitThird Party Advisory

FAQ

What is CVE-2020-18731?

CVE-2020-18731 is a vulnerability with a CVSS score of 7.5 (HIGH). A segmentation violation in the Iec104_Deal_FirmUpdate function of IEC104 v1.0 allows attackers to cause a denial of service (DOS).

How severe is CVE-2020-18731?

CVE-2020-18731 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-2020-18731?

Check the references section above for vendor advisories and patch information. Affected products include: Iec104 Project Iec104.