CVE-2017-9636

CRITICAL

Mitsubishi E-Designer, Version 7.52 Build 344 contains five code sections which may be exploited to overwrite the heap. This can result in arbitrary code execution, compromised data integrity, deni...

Affects 1 product across 1 vendor.

BCS7.77
CVSS 3.09.8
EPSS3.6%
Percentile88th
PatchPatched
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, no user interaction needed, impact contained to the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-119: Improper Restriction of Operations within Memory Buffer

Parent class for buffer-related vulnerabilities where operations exceed buffer boundaries.

CWE-122: Heap-Based Buffer Overflow

Buffer overflow corrupting dynamically allocated heap memory, exploitable for arbitrary code execution.

Related Attack Patterns (CAPEC)
CAPEC-8 Buffer Overflow in an API Call
via CWE-119
CAPEC-9 Buffer Overflow in Local Command-Line Utilities
via CWE-119
CAPEC-10 Buffer Overflow via Environment Variables
via CWE-119
CAPEC-14 Client-side Injection-induced Buffer Overflow
via CWE-119
CAPEC-24 Filter Failure through Buffer Overflow
via CWE-119
Show all 13

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ SAGE Intelligence — CITED Relevance Research Team

CVE-2017-9636 affects Mitsubishi E-Designer version 7.52 Build 344, allowing an attacker to overwrite the heap, leading to arbitrary code execution, compromised data integrity, denial of service, and system crashes. The vulnerability has a high CVSS score of 9.8, indicating critical impact on confidentiality, integrity, and availability.

BSID: BS-2018-GLOBAL-122011-C • Model: Qwen/Qwen2.5-72B-Instruct-AWQ • Confidence: HIGH

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Frequently Asked Questions
What is CVE-2017-9636?
CVE-2017-9636 affects Mitsubishi E-Designer version 7.52 Build 344, allowing an attacker to overwrite the heap, leading to arbitrary code execution, compromised data integrity, denial of service, and system crashes. The vulnerability has a high CVSS score of 9.8, indicating critical impact on confidentiality, integrity, and availability.
What is the CVSS score for CVE-2017-9636?
CVE-2017-9636 has CVSS 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS: 3.6%.
Is CVE-2017-9636 actively exploited?
No confirmed active exploitation of CVE-2017-9636 as of 2026-05-30.
How do I remediate CVE-2017-9636?
Priority: HIGH. Advisory: https://ics-cert.us-cert.gov/advisories/ICSA-17-213-01
What systems are affected by CVE-2017-9636?
CVE-2017-9636 affects: Mitsubishi Electric.
What NERC-CIP standard applies to CVE-2017-9636?
NERC CIP CIP-007 CIP-007-R2: This CVE violates CIP-007-R2 as it allows unauthorized access to electronic security perimeters, potentially compromising the integrity and availability of critical systems.
What IEC 62443 requirement maps to CVE-2017-9636?
IEC 62443 SR 7.6: This CVE maps to SR 7.6 because it involves a vulnerability that can be exploited to execute arbitrary code, which directly impacts the security of the industrial control system and its components.
Vulnerability Details
CVE IDCVE-2017-9636
BSIDBS-2018-GLOBAL-122011-C BreachSpider Global ID
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published2018-04-17
Last Modified2024-11-21
ICS Relevance70%
Weakness (CWE)
Verticals
ICS-OT
SourceNVD
Official Description

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

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

The vulnerability can be exploited remotely without authentication, requiring no user interaction. An attacker can send specially crafted data to the affected software, causing a heap overflow that can lead to arbitrary code execution, data corruption, and system instability.

Exploitation Likelihood: MEDIUM

Affected Products
VendorProductFixed Version
Mitsubishi Electric E-Designer
Remediation
View Vendor Advisory →

Remediation Priority: HIGH

Threat Intelligence
● Threat Intelligence Validated: July 2026 | Threat Age: 3021 Days
CISA KEVNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
● Virtual Patch — CITED Relevance SAGE Engine MEDIUM CONFIDENCE

Implement network segmentation to isolate the affected E-Designer application from untrusted networks. Apply strict access controls and monitor traffic for suspicious activity.

No reliable network detection signature exists for this vulnerability class — apply the compensating controls above and the vendor patch. SAGE only publishes a network rule when a concrete on-the-wire signature can be grounded in the advisory.

NERC CIP: CIP-007 CIP-007-R2
This CVE violates CIP-007-R2 as it allows unauthorized access to electronic security perimeters, potentially compromising the integrity and availability of critical systems.
IEC 62443: SR 7.6
This CVE maps to SR 7.6 because it involves a vulnerability that can be exploited to execute arbitrary code, which directly impacts the security of the industrial control system and its components.

Virtual patch generated by CITED Relevance SAGE. Validate in isolated environment before production deployment. Compensating control only - does not replace vendor patch.

SAGE Enrichment Record — provenance & audit hash
ModelQwen/Qwen2.5-72B-Instruct-AWQ
ConfidenceHIGH
Enriched At2026-05-24
SHA-512 Audit Hash9548ffbd1db2b835d126a5c645f1991a42cdb614b147cd29be168d7dc153add8346b1716817e9cce449ef5806871ddec84dcb39b50c7fa1b66d30a350ba433d5
Related CVEs affecting Mitsubishi Electric
CVE-2013-3075 10.0 Multiple buffer overflows in ActUWzd.dll 1.0.0.1 in Mitsubishi MX Component 3... CVE-2019-14926 9.8 An issue was discovered on Mitsubishi Electric Europe B.V. ME-RTU devices thr... CVE-2017-9634 9.8 Mitsubishi E-Designer, Version 7.52 Build 344 contains two code sections whic... CVE-2017-9638 9.8 Mitsubishi E-Designer, Version 7.52 Build 344 contains six code sections whic... CVE-2019-14929 9.8 An issue was discovered on Mitsubishi Electric Europe B.V. ME-RTU devices thr...
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