CVE-2021-2028
Quick assessment
Affected
Oracle Corporation MySQL Server
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.
Oracle MySQL是一套开源的关系数据库管理系统。MySQL Server是其中的一个数据库服务器组件。Oracle MySQL Server是一款关系型数据库。github ic是一个应用软件。计算机软件项目来源互联网 Oracle MySQL 存在访问控制错误漏洞，该漏洞允许高特权攻击者通过网络访问通过多种协议危及MySQL服务器。以下产品及版本受到影响：MySQL Server--InnoDB--8.0.21 and prior。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-2028
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.21 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/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
Oracle MySQL 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Oracle MySQL是一套开源的关系数据库管理系统。MySQL Server是其中的一个数据库服务器组件。Oracle MySQL Server是一款关系型数据库。github ic是一个应用软件。计算机软件项目来源互联网 Oracle MySQL 存在访问控制错误漏洞，该漏洞允许高特权攻击者通过网络访问通过多种协议危及MySQL服务器。以下产品及版本受到影响：MySQL Server--InnoDB--8.0.21 and prior。
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 Server | 8.0.21 and prior | - |
|
II. Public POCs for CVE-2021-2028
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2021-2028 (3)
-
https://www.oracle.com/security-alerts/cpujan2021.html x_refsource_MISC
-
https://security.netapp.com/advisory/ntap-20210219-0003/ x_refsource_CONFIRM
-
Same Patch Batch · Oracle Corporation · 2021-01-20 · 136 CVEs total
| CVE-2020-14756 | 9.8 CRITICAL | Oracle Fusion Middleware 授权问题漏洞 |
| CVE-2021-2064 | 9.8 CRITICAL | Oracle Fusion Middleware WebLogic Server 授权问题漏洞 |
| CVE-2021-1994 | 9.8 CRITICAL | Oracle Fusion Middleware WebLogic Server 安全漏洞 |
| CVE-2021-2047 | 9.8 CRITICAL | Oracle Fusion Middleware 安全漏洞 |
| CVE-2021-2108 | 9.8 CRITICAL | Oracle Fusion Middleware 组件授权问题漏洞 |
| CVE-2021-2029 | 9.8 CRITICAL | Oracle E-Business Suite 安全漏洞 |
| CVE-2021-2075 | 9.8 CRITICAL | Oracle Fusion Middleware 安全漏洞 |
| CVE-2021-2100 | 9.1 CRITICAL | Oracle E-Business Suite和Oracle One-to-One Fulfillment 授权问题漏洞 |
| CVE-2021-2101 | 9.1 CRITICAL | Oracle E-Business Suite 组件安全漏洞 |
| CVE-2021-2035 | 8.8 HIGH | Oracle Database Server 安全漏洞 |
| CVE-2021-2067 | 8.6 HIGH | Oracle Fusion Middleware 组件授权问题漏洞 |
| CVE-2021-2068 | 8.6 HIGH | Oracle Fusion Middleware 授权问题漏洞 |
| CVE-2021-2066 | 8.6 HIGH | Oracle Fusion Middleware 授权问题漏洞 |
| CVE-2021-2069 | 8.6 HIGH | Oracle Fusion Middleware 安全漏洞 |
| CVE-2021-2063 | 8.4 HIGH | Oracle PeopleSoft Enterprise PeopleTools 安全漏洞 |
| CVE-2021-2018 | 8.3 HIGH | Oracle Database Server 授权问题漏洞 |
| CVE-2021-2090 | 8.2 HIGH | Oracle E-Business Suite 组件授权问题漏洞 |
| CVE-2021-2085 | 8.2 HIGH | Oracle E-Business Suite 组件访问控制错误漏洞 |
| CVE-2021-2084 | 8.2 HIGH | Oracle E-Business Suite CRM Technical Foundation 授权问题漏洞 |
| CVE-2021-2083 | 8.2 HIGH | Oracle E-Business Suite 安全漏洞 |
Showing top 20 of 136 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-2028
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