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CVE-2014-0789— Schneider Electric OPC Factory Server Buffer Overflow

Quick assessment

Affected
Schneider Electric OPC Factory Server (OFS)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Schneider Electric OFS（OPC Factory Server）是法国施耐德电气（Schneider Electric）公司的一套实时访问数据的客户端应用程序。该应用程序具有易于集成、自定义接口等特点。 多款Schneider Electric OFS产品中的OPC Automation 2.0 Server Object ActiveX控件存在缓冲区溢出漏洞。远程攻击者可借助‘long’参数利用该漏洞造成拒绝服务。以下产品及版本受到影响：Schneider Electric OFS

AI Predicted 7.5 Difficulty: Easy EPSS 2.47% · P84

Possible ATT&CK Techniques 1 AI

T1027 · Obfuscated Files or Information
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I. Basic Information for CVE-2014-0789

Vulnerability Information
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Vulnerability Title
Schneider Electric OPC Factory Server Buffer Overflow
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple buffer overflows in the OPC Automation 2.0 Server Object ActiveX control in Schneider Electric OPC Factory Server (OFS) TLXCDSUOFS33 3.5 and earlier, TLXCDSTOFS33 3.5 and earlier, TLXCDLUOFS33 3.5 and earlier, TLXCDLTOFS33 3.5 and earlier, and TLXCDLFOFS33 3.5 and earlier allow remote attackers to cause a denial of service via long arguments to unspecified functions.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
多款Schneider Electric OFS产品缓冲区溢出漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Schneider Electric OFS（OPC Factory Server）是法国施耐德电气（Schneider Electric）公司的一套实时访问数据的客户端应用程序。该应用程序具有易于集成、自定义接口等特点。 多款Schneider Electric OFS产品中的OPC Automation 2.0 Server Object ActiveX控件存在缓冲区溢出漏洞。远程攻击者可借助‘long’参数利用该漏洞造成拒绝服务。以下产品及版本受到影响：Schneider Electric OFS
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Schneider Electric OPC Factory Server (OFS) 0 ~ TLXCDSUOFS33 – V3.5 -

II. Public POCs for CVE-2014-0789

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III. Intelligence Information for CVE-2014-0789

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Other References for CVE-2014-0789 (2)

IV. Related Vulnerabilities

Same product: OPC Factory Server (OFS)
Same vendor: Schneider Electric
Same weakness: CWE-122