PT-2023-18441 · Unknown · Conprosys Hmi System

Published 2023-01-20 · Updated 2023-01-26 · CVE-2023-22339

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions CONPROSYS HMI System (CHS) versions 3.4.5 and earlier

Description The issue allows a remote unauthenticated attacker to bypass access restrictions and obtain the server certificate, including the private key of the product, due to an improper access control vulnerability.

Recommendations For versions 3.4.5 and earlier, update to a version later than 3.4.5 to resolve the issue.

Fix

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2023-22339

Affected Products

Conprosys Hmi System

References · 8

• https://contec.com/download/contract/contract4/?itemid=ea8039aa-3434-4999-9ab6-897aa690210c&downloaditemid=866d7d3c-aae9-438d-87f3-17aa040df90b · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-22339 · Security Note
• https://osv.dev/vulnerability/CVE-2023-22339 · Vendor Advisory
• https://jvn.jp/en/vu/JVNVU96873821 · Patch
• https://contec.com/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_chs_230110_en.pdf · Vendor Advisory
• https://t.me/cibsecurity/56741 · Telegram Post
• https://t.me/cvenotify/42492 · Telegram Post
• https://cisa.gov/uscert/ics/advisories/icsa-22-347-03 · Note