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CVE-2022-41922— yiisoft/yii before v1.1.27 vulnerable to Remote Code Execution if the application calls `unserialize()` on arbitrary user input

Quick assessment

Affected
yiisoft yii
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.

Yii是YII团队的开发的一套基于组件、用于开发大型Web应用的高性能PHP框架。 Yii 1.1.27之前版本存在代码问题漏洞，该漏洞源于在任意用户输入时调用unserialize()，就会受到远程代码执行（RCE）攻击。

CVSS 8.1 · High EPSS 1.22% · P68

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-41922

Vulnerability Information
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Vulnerability Title
yiisoft/yii before v1.1.27 vulnerable to Remote Code Execution if the application calls `unserialize()` on arbitrary user input
Source: CVE Program / CVE List V5
Vulnerability Description
`yiisoft/yii` before version 1.1.27 are vulnerable to Remote Code Execution (RCE) if the application calls `unserialize()` on arbitrary user input. This has been patched in 1.1.27.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
Yii 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Yii是YII团队的开发的一套基于组件、用于开发大型Web应用的高性能PHP框架。 Yii 1.1.27之前版本存在代码问题漏洞，该漏洞源于在任意用户输入时调用unserialize()，就会受到远程代码执行（RCE）攻击。
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
yiisoft yii < 1.1.27 -

II. Public POCs for CVE-2022-41922

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III. Intelligence Information for CVE-2022-41922

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Patches & Fixes for CVE-2022-41922 (1)

Vendor Advisories for CVE-2022-41922 (1)

IV. Related Vulnerabilities

Same product: yii
Same vendor: yiisoft
Same weakness: CWE-502

V. Comments for CVE-2022-41922

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