PT-2021-19984 · Fatek Automation · Fvdesigner

Published 2021-08-11 · Updated 2021-09-21 · CVE-2021-32939

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions FATEK Automation FvDesigner versions 1.5.88 and prior

Description The issue is related to an out-of-bounds write while processing project files, allowing an attacker to craft a project file that may permit arbitrary code execution.

Recommendations For versions 1.5.88 and prior, update to a version later than 1.5.88 to resolve the issue. As a temporary workaround, consider restricting the processing of project files from untrusted sources until a patch is available.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-32939

ZDI-21-1028

Affected Products

Fvdesigner

References · 7

• https://zerodayinitiative.com/advisories/ZDI-21-1028 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-32939 · Security Note
• https://osv.dev/vulnerability/CVE-2021-32939 · Vendor Advisory
• https://us-cert.cisa.gov/ics/advisories/icsa-21-217-02 · Note
• https://t.me/cvenotify/20242 · Telegram Post
• https://t.me/cibsecurity/27139 · Telegram Post
• https://t.me/cvenotify/19097 · Telegram Post