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CVE-2023-6711

Quick assessment

Affected
Hitachi Energy RTU500 series CMU Firmware
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.

Hitachi Energy RTU500是日本日立制作所（Hitachi）公司的一系列工控组件。 Hitachi Energy RTU500存在输入验证错误漏洞，该漏洞源于发送到组件的特制消息未经过正确验证，可能会导致缓冲区溢出。

CVSS 5.9 · Medium EPSS 0.67% · P50

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-6711

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Vulnerability exists in SCI IEC 60870-5-104 and HCI IEC 60870-5-104 that affects the RTU500 series product versions listed below. Specially crafted messages sent to the mentioned components are not validated properly and can result in buffer overflow and as final consequence to a reboot of an RTU500 CMU.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Hitachi Energy RTU500 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hitachi Energy RTU500是日本日立制作所（Hitachi）公司的一系列工控组件。 Hitachi Energy RTU500存在输入验证错误漏洞，该漏洞源于发送到组件的特制消息未经过正确验证，可能会导致缓冲区溢出。
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
Hitachi Energy RTU500 series CMU Firmware 12.0.1 ~ 12.0.14 -

II. Public POCs for CVE-2023-6711

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III. Intelligence Information for CVE-2023-6711

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Other References for CVE-2023-6711 (1)

IV. Related Vulnerabilities

Same product: RTU500 series CMU Firmware
Same vendor: Hitachi Energy
Same weakness: CWE-120

V. Comments for CVE-2023-6711

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