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CVE-2020-15148— Unsafe deserialization in Yii 2

Quick assessment

Affected
yiisoft yii2
Exploitation
Public or AI PoC available; prioritize validation
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Yii是Yii团队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。 Yii2，2.0.38之前版本中存在代码问题漏洞。该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。

CVSS 8.9 · High EPSS 77.54% · P100

Public Exploits 1

Nuclei · 1 CVE-2020-15148.yaml [template]

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-15148

Vulnerability Information
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Vulnerability Title
Unsafe deserialization in Yii 2
Source: CVE Program / CVE List V5
Vulnerability Description
Yii 2 (yiisoft/yii2) before version 2.0.38 is vulnerable to remote code execution if the application calls `unserialize()` on arbitrary user input. This is fixed in version 2.0.38. A possible workaround without upgrading is available in the linked advisory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/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Yii是Yii团队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。 Yii2，2.0.38之前版本中存在代码问题漏洞。该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
yiisoft yii2 < 2.0.38 -

II. Public POCs for CVE-2020-15148

# POC Description Source Link Shenlong Link
1 几条关于CVE-2020-15148（yii2反序列化）的绕过 https://github.com/Maskhe/CVE-2020-15148-bypasses POC Details
2 cve-2020-15148 https://github.com/0xkami/cve-2020-15148 POC Details
3 Yii 2 (yiisoft/yii2) before version 2.0.38 is vulnerable to remote code execution if the application calls `unserialize()` on arbitrary user input. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-15148.yaml POC Details
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III. Intelligence Information for CVE-2020-15148

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Patches & Fixes for CVE-2020-15148 (1)

Vendor Advisories for CVE-2020-15148 (1)

IV. Related Vulnerabilities

Same product: yii2
Same vendor: yiisoft
Same weakness: CWE-502

V. Comments for CVE-2020-15148

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