PT-2021-5223 · Fatek · Winproladder

Xina1I · Published 2021-11-16 · Updated 2022-04-01 · CVE-2021-43554

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 WinProladder versions 3.30 24518 and prior

Description The issue is related to an out-of-bounds write in memory, which may allow an attacker to execute arbitrary code. This occurs while processing project files.

Recommendations For versions 3.30 24518 and prior, update to a version that fixes the out-of-bounds write issue to prevent potential code execution by an attacker. As a temporary workaround, consider restricting access to project file processing until a patch is available.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2021-06025

CVE-2021-43554

ZDI-22-028

ZDI-22-030

ZDI-22-033

Affected Products

Winproladder

References · 10

• https://bdu.fstec.ru/vul/2021-06025 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-22-030 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-22-033 · Security Note
• https://osv.dev/vulnerability/CVE-2021-43554 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-22-028 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-43554 · Security Note
• https://t.me/cvenotify/25096 · Telegram Post
• https://securitylab.ru/vulnerability/526663.php · Note
• https://t.me/cvenotify/28287 · Telegram Post
• https://us-cert.cisa.gov/ics/advisories/icsa-21-320-01 · Note