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CVE-2021-29727

Quick assessment

Affected
IBM AIX
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.

IBM AIX是美国IBM公司的一款为 IBM Power 体系架构开发的一种基于开放标准的 UNIX 操作系统。 IBM AIX 7.1和7.2版本以及 VIOS 3.1版本存在输入验证错误漏洞，该漏洞源于软件允许本地用户利用AIX内核中的漏洞导致拒绝服务攻击。IBM X-Force ID: 201106。

AI Predicted 4.7 Difficulty: Moderate EPSS 0.23% · P12

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-29727

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a local user to exploit a vulnerability in the AIX kernel to cause a denial of service. IBM X-Force ID: 201106.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
IBM AIX 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM AIX是美国IBM公司的一款为 IBM Power 体系架构开发的一种基于开放标准的 UNIX 操作系统。 IBM AIX 7.1和7.2版本以及 VIOS 3.1版本存在输入验证错误漏洞，该漏洞源于软件允许本地用户利用AIX内核中的漏洞导致拒绝服务攻击。IBM X-Force ID: 201106。
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
IBM AIX 7.1 -
IBM VIOS 3.1 -

II. Public POCs for CVE-2021-29727

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III. Intelligence Information for CVE-2021-29727

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Vendor Advisories for CVE-2021-29727 (1)

Same Patch Batch · IBM · 2021-08-26 · 5 CVEs total

CVE-2021-29862 IBM AIX 输入验证错误漏洞
CVE-2021-29801 IBM AIX 权限许可和访问控制问题漏洞
CVE-2021-29772 IBM API Connect 代码注入漏洞
CVE-2021-29715 IBM API Connect 安全漏洞

IV. Related Vulnerabilities

Same product: AIX
Same vendor: IBM

V. Comments for CVE-2021-29727

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