CVE-2013-3075

CRITICAL ⚠ Exploit

Multiple buffer overflows in ActUWzd.dll 1.0.0.1 in Mitsubishi MX Component 3, as distributed in Citect CitectFacilities 7.10 and CitectScada 7.10r1, allow remote attackers to execute arbitrary cod...

Affects 3 products across 3 vendors.

BCS9.43
CVSS 2.010.0
EPSS10.8%
Percentile95th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity.
CWE Weakness Definitions
CWE-119: Improper Restriction of Operations within Memory Buffer

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

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 12

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

◆ SAGE Intelligence — CITED Relevance Research Team

CVE-2013-3075 describes multiple buffer overflows in ActUWzd.dll 1.0.0.1, part of Mitsubishi MX Component 3, which is used in Citect CitectFacilities 7.10 and CitectScada 7.10r1. This vulnerability allows remote attackers to execute arbitrary code via a long string, such as a long WzTitle property value to an ActiveX control. The CVSS score is 10.0, indicating critical severity.

BSID: BS-2013-GLOBAL-172690-C • Model: Qwen/Qwen2.5-72B-Instruct-AWQ • Confidence: HIGH

Is this CVE in your environment?

BreachSpider monitors your ICS/OT environment for vulnerabilities like this one. No agents or network access required. Free to start.

Check My Environment →
Frequently Asked Questions
What is CVE-2013-3075?
CVE-2013-3075 describes multiple buffer overflows in ActUWzd.dll 1.0.0.1, part of Mitsubishi MX Component 3, which is used in Citect CitectFacilities 7.10 and CitectScada 7.10r1. This vulnerability allows remote attackers to execute arbitrary code via a long string, such as a long WzTitle property value to an ActiveX control. The CVSS score is 10.0, indicating critical severity.
What is the CVSS score for CVE-2013-3075?
CVE-2013-3075 has CVSS 10.0 (Critical). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS: 10.8%.
Is CVE-2013-3075 actively exploited?
Public exploit available for CVE-2013-3075. Exploitation risk elevated.
How do I remediate CVE-2013-3075?
Priority: IMMEDIATE.
What systems are affected by CVE-2013-3075?
CVE-2013-3075 affects: Mitsubishi Electric, Mitsubishi-Automation, Schneider-Electric, Schneider-Electric.
What NERC-CIP standard applies to CVE-2013-3075?
NERC CIP CIP-007 CIP-007-R2: This CVE violates CIP-007-R2 because it allows unauthorized access to the control system, potentially leading to the execution of arbitrary code, which could compromise the integrity and availability of the system.
What IEC 62443 requirement maps to CVE-2013-3075?
IEC 62443 SR 7.6: This CVE maps to SR 7.6 because it involves a buffer overflow vulnerability that can be exploited to execute arbitrary code, which is a common attack vector that must be mitigated to ensure the security of industrial control systems.
Vulnerability Details
CVE IDCVE-2013-3075
BSIDBS-2013-GLOBAL-172690-C BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:C/I:C/A:C
Published2013-04-19
Last Modified2026-04-29
ICS Relevance70%
Weakness (CWE)
Verticals
ICS-OT
SourceNVD
Official Description

Multiple buffer overflows in ActUWzd.dll 1.0.0.1 in Mitsubishi MX Component 3, as distributed in Citect CitectFacilities 7.10 and CitectScada 7.10r1, allow remote attackers to execute arbitrary code via a long string, as demonstrated by a long WzTitle property value to a certain ActiveX control.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

The vulnerability can be exploited remotely without authentication, requiring only network access to the affected system. An attacker can send a specially crafted long string to the WzTitle property of the ActiveX control, leading to a buffer overflow and potential execution of arbitrary code.

Exploitation Likelihood: CRITICAL

Affected Products
VendorProductFixed Version
Mitsubishi Electric —
Mitsubishi-Automation Mitsubishi Mx Component
Schneider-Electric Citectscada
Schneider-Electric Citectfacilities
Remediation

No patch URL on record. Monitor vendor security advisories directly.

Threat Intelligence
● Threat Intelligence Validated: August 2026 | Threat Age: 4854 Days
CISA KEVNot in KEV catalog
Public Exploit⚠ AvailableReference
PoC CodeNot confirmed
● Virtual Patch — CITED Relevance SAGE Engine MEDIUM CONFIDENCE

Implement strict input validation and length checks on all inputs to the WzTitle property to prevent buffer overflows. Consider using a web application firewall (WAF) to monitor and block suspicious requests.

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 because it allows unauthorized access to the control system, potentially leading to the execution of arbitrary code, which could compromise the integrity and availability of the system.
IEC 62443: SR 7.6
This CVE maps to SR 7.6 because it involves a buffer overflow vulnerability that can be exploited to execute arbitrary code, which is a common attack vector that must be mitigated to ensure the security of industrial control systems.

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 Hash78607f92c6f7b04e73bd56de2a297d539393f24110c230e7f743bbc5402ece73d1259ef53f71ebd49d8323dbaeafee544950f69432363aeb93b4f452f17d8c08
Related CVEs affecting Mitsubishi Electric
CVE-2019-14926 9.8 An issue was discovered on Mitsubishi Electric Europe B.V. ME-RTU devices thr... CVE-2017-9638 9.8 Mitsubishi E-Designer, Version 7.52 Build 344 contains six code sections whic... CVE-2017-9634 9.8 Mitsubishi E-Designer, Version 7.52 Build 344 contains two code sections whic... CVE-2017-9636 9.8 Mitsubishi E-Designer, Version 7.52 Build 344 contains five code sections whi... CVE-2019-14929 9.8 An issue was discovered on Mitsubishi Electric Europe B.V. ME-RTU devices thr...
View all Mitsubishi Electric CVEs →

Critical Severity - Know Your Exposure

A CVSS 10.0 vulnerability in your ICS environment cannot wait. BreachSpider maps critical CVEs to your specific assets and tells you what to fix first.

Check Your Assets Free →