Multiple Mitsubishi Electric Factory Automation engineering software products have a malicious code execution vulnerability. A malicious attacker could use this vulnerability to obtain information, modify information, and cause a denial-of-service condition.
Published 2022-02-11 18:15:09
Updated 2024-09-17 00:15:36
Source ICS-CERT
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2020-14521

Exploit prediction scoring system (EPSS) score for CVE-2020-14521

1.94%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 88 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-14521

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
NIST
8.3
HIGH CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
1.6
6.0
ICS-CERT
9.8
CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
NIST

CWE ids for CVE-2020-14521

  • During installation, installed file permissions are set to allow anyone to modify those files.
    Assigned by: nvd@nist.gov (Primary)
  • The product uses a search path that contains an unquoted element, in which the element contains whitespace or other separators. This can cause the product to access resources in a parent path.
    Assigned by: ics-cert@hq.dhs.gov (Secondary)

References for CVE-2020-14521

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