CVE-2020-18731

HIGH

IEC104 v1.0 - Denial of Service via Iec104_Deal_FirmUpdate Function

Title source: llm
STIX 2.1

Description

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

References (2)

Core 2
Core References
Third Party Advisory x_refsource_misc
https://cwe.mitre.org/data/definitions/476.html
Exploit, Third Party Advisory x_refsource_misc
https://github.com/airpig2011/IEC104/issues/5

Scores

CVSS v3 7.5
EPSS 0.0141
EPSS Percentile 69.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (1)
iec104_project/iec104 1.0
Published Aug 23, 2021
Tracked Since Feb 18, 2026