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CVE-2022-25903— Denial of Service (DoS)

Quick assessment

Affected
n/a opcua
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.

opcua是用 Rust 编写的 OPC UA 规范的客户端和服务器实现。 opcua 0.0.0版本及之后版本存在缓冲区错误漏洞。攻击者利用该漏洞通过 ExtensionObjects 和 Variants 对象执行拒绝服务 (DoS) 攻击。

CVSS 7.5 · High EPSS 1.40% · P71

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2022-25903

Vulnerability Information
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Vulnerability Title
Denial of Service (DoS)
Source: CVE Program / CVE List V5
Vulnerability Description
The package opcua from 0.0.0 are vulnerable to Denial of Service (DoS) via the ExtensionObjects and Variants objects, when it allows unlimited nesting levels, which could result in a stack overflow even if the message size is less than the maximum allowed.
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
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
opcua 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
opcua是用 Rust 编写的 OPC UA 规范的客户端和服务器实现。 opcua 0.0.0版本及之后版本存在缓冲区错误漏洞。攻击者利用该漏洞通过 ExtensionObjects 和 Variants 对象执行拒绝服务 (DoS) 攻击。
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
- opcua 0.0.0 ~ unspecified -

II. Public POCs for CVE-2022-25903

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III. Intelligence Information for CVE-2022-25903

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Patches & Fixes for CVE-2022-25903 (1)

Vendor Advisories for CVE-2022-25903 (1)

Same Patch Batch · n/a · 2022-08-24 · 40 CVEs total

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CVE-2021-4040 Red Hat AMQ Broker 缓冲区错误漏洞
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Showing top 20 of 40 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: opcua
Same vendor: n/a

V. Comments for CVE-2022-25903

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