PT-2021-2651 · Fatek Automation · Winproladder

Francis Provencher · Published 2021-04-08 · Updated 2021-04-22 · CVE-2021-27486

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 WinProladder versions 3.30 and prior

Description The issue is caused by an integer underflow, which may lead to an out-of-bounds write. This could allow an attacker to execute arbitrary code.

Recommendations For versions 3.30 and prior, update to a version that fixes the integer underflow issue to prevent potential code execution by attackers.

Fix

Integer Underflow

Weakness Enumeration

CWE-191

Related Identifiers

BDU:2021-02180

CVE-2021-27486

Affected Products

Winproladder

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-27486 · Security Note
• https://osv.dev/vulnerability/CVE-2021-27486 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-02180 · Security Note
• https://us-cert.gov/ics/advisories/icsa-21-098-01 · Note
• https://us-cert.cisa.gov/ics/advisories/icsa-21-098-01 · Note