CVE-2021-42705 WECON PLC Editor

2021-11-2219:06:36

CWE-121

icscert

www.cve.org

wecon plc editor

stack-based buffer overflow

arbitrary code execution

cve-2021-42705

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.004

Percentile

74.6%

JSON

PLC Editor Versions 1.3.8 and prior is vulnerable to a stack-based buffer overflow while processing project files, which may allow an attacker to execute arbitrary code.

CNA Affected

[
  {
    "product": "PLC Editor",
    "vendor": "WECON",
    "versions": [
      {
        "lessThanOrEqual": "1.3.8",
        "status": "affected",
        "version": "All",
        "versionType": "custom"
      }
    ]
  }
]