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CVE-2021-3393

Quick assessment

Affected
n/a postgresql
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.

PostgreSQL是Postgresql组织的一套自由的对象关系型数据库管理系统。该系统支持大部分SQL标准并且提供了许多其他特性，例如外键、触发器、视图等。 PostgreSQL 存在安全漏洞，攻击者可利用该漏洞可以通过分区约束绕过对数据的访问限制，以获取敏感信息。

AI Predicted 6.5 Difficulty: Easy EPSS 1.19% · P67

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2021-3393

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An information leak was discovered in postgresql in versions before 13.2, before 12.6 and before 11.11. A user having UPDATE permission but not SELECT permission to a particular column could craft queries which, under some circumstances, might disclose values from that column in error messages. An attacker could use this flaw to obtain information stored in a column they are allowed to write but not read.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
通过错误消息导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
PostgreSQL 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PostgreSQL是Postgresql组织的一套自由的对象关系型数据库管理系统。该系统支持大部分SQL标准并且提供了许多其他特性，例如外键、触发器、视图等。 PostgreSQL 存在安全漏洞，攻击者可利用该漏洞可以通过分区约束绕过对数据的访问限制，以获取敏感信息。
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
- postgresql postgresql 13.2, postgresql 12.6, postgresql 11.11 -

II. Public POCs for CVE-2021-3393

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III. Intelligence Information for CVE-2021-3393

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Vendor Advisories for CVE-2021-3393 (3)

Same Patch Batch · n/a · 2021-04-01 · 48 CVEs total

CVE-2021-29932 Rust 资源管理错误漏洞
CVE-2021-29935 Rust 资源管理错误漏洞
CVE-2021-29937 Rust 安全漏洞
CVE-2021-29941 Rust 缓冲区错误漏洞
CVE-2021-29942 Rust 缓冲区错误漏洞
CVE-2021-20296 LIM OpenEXR 代码问题漏洞
CVE-2021-29421 jbarlow83 pikepdf 代码问题漏洞
CVE-2021-3447 红帽 Ansible 日志信息泄露漏洞
CVE-2021-29940 Rust 资源管理错误漏洞
CVE-2021-29933 Rust 资源管理错误漏洞
CVE-2021-29934 Rust 缓冲区错误漏洞
CVE-2021-29931 Rust 资源管理错误漏洞
CVE-2021-29930 Rust 缓冲区错误漏洞
CVE-2021-29929 Rust 资源管理错误漏洞
CVE-2021-29251 BTCPay Server 安全漏洞
CVE-2021-28918 Npm netmask 代码问题漏洞
CVE-2021-20234 ZeroMQ 资源管理错误漏洞
CVE-2021-20235 libzmq 缓冲区错误漏洞
CVE-2021-22876 Haxx libcurl 信息泄露漏洞
CVE-2021-22890 Haxx libcurl 安全漏洞

Showing top 20 of 48 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: postgresql
Same vendor: n/a
Same weakness: CWE-209

V. Comments for CVE-2021-3393

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