PT-2021-10228 · Iec104 · Iec104

Luckyzflop · Published 2021-08-23 · Updated 2022-10-05 · CVE-2020-18731

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: IEC104 version 1.0

Description: A segmentation violation in the Iec104 Deal FirmUpdate function allows attackers to cause a denial of service.

Recommendations: For IEC104 version 1.0, as a temporary workaround, consider disabling the Iec104 Deal FirmUpdate function until a patch is available. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2020-18731

Affected Products

Iec104

References · 5

• 🔥 https://github.com/airpig2011/IEC104/issues/5 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-18731 · Security Note
• https://osv.dev/vulnerability/CVE-2020-18731 · Vendor Advisory
• https://t.me/cibsecurity/27731 · Telegram Post
• https://cwe.mitre.org/data/definitions/476.html · Note