PT-2021-7685 · Unknown · Tricon Communications Module+1

Published 2021-05-11 · Updated 2021-06-07 · CVE-2021-22744

Positive Technologies (AI Summary)

CVSS v2.0

4.3

Medium

Base vector

AV:L/AC:L/Au:M/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Triconex Model 3009/3009X MP (affected versions not specified) Tricon Communications Module (affected versions not specified)

Description The issue is related to insufficient exception handling in the firmware of Triconex Model 3009/3009X MP and Tricon Communications Module. An attacker can exploit this issue by using specially crafted TriStation packets to cause a denial of service.

Recommendations For Triconex Model 3009/3009X MP, at the moment, there is no information about a newer version that contains a fix for this issue. For Tricon Communications Module, at the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Improper Check for Exceptional Conditions

Weakness Enumeration

CWE-754

Related Identifiers

BDU:2023-01587

CVE-2021-22744

Affected Products

Tricon Communications Module

Triconex Model 3008/3009X Mp

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2021-22744 · Security Note
• https://bdu.fstec.ru/vul/2023-01587 · Security Note
• https://osv.dev/vulnerability/CVE-2021-22744 · Vendor Advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-03 · Vendor Advisory
• https://t.me/cvenotify/15728 · Telegram Post
• https://t.me/cvenotify/15727 · Telegram Post
• https://t.me/cvenotify/15723 · Telegram Post
• https://t.me/cvenotify/15726 · Telegram Post
• https://vuldb.com/ru/?id.175938 · Note