CVE-2021-2471
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I. Basic Information for CVE-2021-2471
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors. CVSS 3.1 Base Score 5.9 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H).
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Oracle MySQL 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Oracle MySQL是美国甲骨文（Oracle）公司的一套开源的关系数据库管理系统。MySQL Connectors是其中的一个连接使用MySQL的应用程序的驱动程序。 Oracle MySQL 的 MySQL Connectors 产品中存在输入验证错误漏洞，该漏洞允许高特权攻击者通过多种协议访问网络来破坏 MySQL 连接器。成功攻击此漏洞会导致对关键数据的未授权访问或对所有 MySQL 连接器可访问数据的完全访问，以及导致 MySQL 连接器挂起或频繁重复崩溃。
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 |
|---|---|---|---|---|
| Oracle Corporation | MySQL Connectors | 8.0.26 and prior | - |
II. Public POCs for CVE-2021-2471
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | h2-jdbc(https://github.com/h2database/h2database/issues/3195) & mysql-jdbc(CVE-2021-2471) SQLXML XXE vulnerability reproduction. | https://github.com/SecCoder-Security-Lab/jdbc-sqlxml-xxe | POC Details |
| 2 | None | https://github.com/cckuailong/CVE-2021-2471 | POC Details |
| 3 | PoC for CVE-2021-2471 - XXE in MySQL Connector/J | https://github.com/DrunkenShells/CVE-2021-2471 | POC Details |
AI-Generated POCPremium
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Login to generate AI POCIII. Intelligence Information for CVE-2021-2471
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- https://www.oracle.com/security-alerts/cpuoct2021.htmlx_refsource_MISC
- https://www.oracle.com/security-alerts/cpuapr2022.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-2471
Same Patch Batch · Oracle Corporation · 2021-10-20 · 137 CVEs total
| CVE-2021-35652 | 10.0 CRITICAL | Oracle Essbase 安全漏洞 |
| CVE-2021-35617 | 9.8 CRITICAL | Oracle Fusion Middleware和Oracle WebLogic Server 输入验证错误漏洞 |
| CVE-2021-2137 | 8.8 HIGH | Oracle Enterprise Manager Base Platform 安全漏洞 |
| CVE-2021-35651 | 8.5 HIGH | Oracle Essbase 安全漏洞 |
| CVE-2021-2461 | 8.3 HIGH | Oracle Communications 安全漏洞 |
| CVE-2021-35599 | 8.2 HIGH | Oracle Database Server 输入验证错误漏洞 |
| CVE-2021-2484 | 8.1 HIGH | Oracle E-Business Suite 安全漏洞 |
| CVE-2021-35543 | 8.1 HIGH | Oracle PeopleSoft 安全漏洞 |
| CVE-2021-35570 | 8.1 HIGH | Oracle E-Business Suite 安全漏洞 |
| CVE-2021-35536 | 8.1 HIGH | Oracle E-Business Suite 安全漏洞 |
| CVE-2021-2485 | 8.1 HIGH | Oracle E-Business Suite和Oracle Trade Management 安全漏洞 |
| CVE-2021-2474 | 8.1 HIGH | Oracle E-Business Suite 安全漏洞 |
| CVE-2021-2483 | 8.1 HIGH | Oracle E-Business Suite 安全漏洞 |
| CVE-2021-2482 | 8.1 HIGH | Oracle E-Business Suite 安全漏洞 |
| CVE-2021-35563 | 8.1 HIGH | Oracle E-Business Suite 安全漏洞 |
| CVE-2021-35566 | 8.1 HIGH | Oracle E-Business Suite和Oracle Applications Manager 安全漏洞 |
| CVE-2021-35585 | 8.1 HIGH | Oracle E-Business Suite 安全漏洞 |
| CVE-2021-35562 | 8.1 HIGH | Oracle E-Business Suite和Oracle Universal Work Queue 安全漏洞 |
| CVE-2021-35538 | 7.8 HIGH | Oracle VM VirtualBox 安全漏洞 |
| CVE-2021-35653 | 7.7 HIGH | Oracle Essbase 安全漏洞 |
Showing top 20 of 137 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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