Home/CVE/FATEK Automation WinProladder Versions 3.30 and prior is vulnerable to an integer underflow, which may cause an out-of-b
CVE

CVE-2021-27486

FATEK Automation WinProladder Versions 3.30 and prior is vulnerable to an integer underflow, which may cause an out-of-b

FATEK Automation WinProladder Versions 3.30 and prior is vulnerable to an integer underflow, which may cause an out-of-bounds write and allow an attacker to execute arbitrary code.

HIGH · CVSS 7.8 EPSS 0.00263
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-191Integer Underflow (Wrap or Wraparound)
▤

Affected Products & Versions

1
fatek winproladder<= 3.30
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · ics-cert@hq.dhs.gov
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Apr 2021 · 03:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
cisa-csafcisa-csaf-csaf_files-OT-white-2021-icsa-21-098-01
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://us-cert.cisa.gov/ics/advisories/icsa-21-098-01Third Party AdvisoryUS Government Resource
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