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CVE-2023-26597— Controller DOS on sending error response

Quick assessment

Affected
Honeywell C300
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.

Honeywell Products是美国霍尼韦尔（Honeywell）公司的一系列产品。 Honeywell Products 存在安全漏洞，该漏洞源于处理控制器收到的特制消息时缓冲区溢出而导致控制器 DoS。

CVSS 7.5 · High EPSS 0.64% · P49

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-26597

Vulnerability Information
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Vulnerability Title
Controller DOS on sending error response
Source: CVE Program / CVE List V5
Vulnerability Description
Controller DoS due to buffer overflow in the handling of a specially crafted message received by the controller. See Honeywell Security Notification for recommendations on upgrading and versioning. See Honeywell Security Notification for recommendations on upgrading and versioning.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
Honeywell Products 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Honeywell Products是美国霍尼韦尔（Honeywell）公司的一系列产品。 Honeywell Products 存在安全漏洞，该漏洞源于处理控制器收到的特制消息时缓冲区溢出而导致控制器 DoS。
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
Honeywell C300 501.1 ~ 501.6HF8 -
Honeywell C300 510.1 ~ 511.5TCU3 -

II. Public POCs for CVE-2023-26597

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III. Intelligence Information for CVE-2023-26597

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Other References for CVE-2023-26597 (1)

Same Patch Batch · Honeywell · 2023-07-13 · 9 CVEs total

CVE-2023-25770 9.8 CRITICAL Controller stack overflow on decoding messages from the server
CVE-2023-25178 9.8 CRITICAL Controller design flaw - unsigned firmware
CVE-2023-25078 9.8 CRITICAL DoS due to heap overflow
CVE-2023-24480 9.8 CRITICAL Controller stack overflow when decoding messages from the server
CVE-2023-23585 9.8 CRITICAL Server DoS due to heap overflow
CVE-2023-24474 7.5 HIGH Server deserialization missing boundary checks - heap overflow in communication between se
CVE-2023-22435 7.5 HIGH Server bad parsing implementation - stack overflow in server::get_db_path_for_driver
CVE-2023-25948 7.5 HIGH Server Data type confusion - info leak

IV. Related Vulnerabilities

Same product: C300
Same vendor: Honeywell
Same weakness: CWE-400

V. Comments for CVE-2023-26597

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