SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-9638

This can result in arbitrary code execution, compromised data integrity, denial of service, and system crash.

CRITICAL 9.8EPSS 3.52%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Mitsubishi E-Designer, Version 7.52 Build 344 contains six code sections which may be exploited to overwrite the stack. This can result in arbitrary code execution, compromised data integrity, denial of service, and system crash.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
3.52% probability · 89th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-121, CWE-119
Affected
mitsubishielectric/e-designer
Source
ics-cert@hq.dhs.gov
EPSS trend
0%3%5%27 October 2026: 3.52%27 October 202627 October 2026

EPSS 3.5% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.