CVE-2021-38447— OCI OpenDDS Secure Amplification
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I. Basic Information for CVE-2021-38447
Vulnerability Information
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Vulnerability Title
OCI OpenDDS Secure Amplification
Source: NVD (National Vulnerability Database)
Vulnerability Description
OCI OpenDDS versions prior to 3.18.1 are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic, which may result in a denial-of-service condition.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
不对称的资源消耗(放大攻击)
Source: NVD (National Vulnerability Database)
Vulnerability Title
OCI OpenDDS 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Object Computing OpenDDS是美国Object Computing公司的一个用于 C++ 和 Java 应用程序的开源中间件框架。 OCI OpenDDS 中存在输入验证错误漏洞，该漏洞源于产品未对不必要的数据做有效处理。攻击者可通过该漏洞导致拒绝服务。以下产品及版本受到影响：OCI OpenDDS 3.18.1 之前版本。
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
II. Public POCs for CVE-2021-38447
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://opendds.org/x_refsource_CONFIRM
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2021-38447
Same Patch Batch · OCI · 2022-05-05 · 3 CVEs total
| CVE-2021-38445 | 7.0 HIGH | OCI OpenDDS Secure Improper Handling of Length Parameter Inconsistency |
| CVE-2021-38429 | 6.6 MEDIUM | OCI OpenDDS Secure Network Amplification |
IV. Related Vulnerabilities
Same weakness: CWE-405
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Pre-Authentication Memory Exhaustion Denial of Service in Mo - CVE-2026-24324
Denial of service (DOS) vulnerability in SAP BusinessObjects - CVE-2026-0485
Denial of service (DOS) vulnerability in SAP BusinessObjects
V. Comments for CVE-2021-38447
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