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CVE-2021-29476— Insecure Deserialization of untrusted data in rmccue/requests

Quick assessment

Affected
WordPress Requests
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.

requests是Python基金会的一个针对人类的优雅而简单的HTTP库。通过请求，您可以非常轻松地发送HTTP / 1.1请求。无需将查询字符串手动添加到您的URL，也无需对POST数据进行表单编码。 requests库存在代码问题漏洞，该漏洞源于请求在FilteredIterator中错误处理反序列化。以下产品及版本受到影响：1.6.0, 1.6.1 and 1.7.0版本。

CVSS 9.8 · Critical EPSS 2.14% · P82

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-29476

Vulnerability Information
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Vulnerability Title
Insecure Deserialization of untrusted data in rmccue/requests
Source: CVE Program / CVE List V5
Vulnerability Description
Requests is a HTTP library written in PHP. Requests mishandles deserialization in FilteredIterator. The issue has been patched and users of `Requests` 1.6.0, 1.6.1 and 1.7.0 should update to version 1.8.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/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
requests 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
requests是Python基金会的一个针对人类的优雅而简单的HTTP库。通过请求，您可以非常轻松地发送HTTP / 1.1请求。无需将查询字符串手动添加到您的URL，也无需对POST数据进行表单编码。 requests库存在代码问题漏洞，该漏洞源于请求在FilteredIterator中错误处理反序列化。以下产品及版本受到影响：1.6.0, 1.6.1 and 1.7.0版本。
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
WordPress Requests >= 1.6.0, < 1.8.0 -

II. Public POCs for CVE-2021-29476

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III. Intelligence Information for CVE-2021-29476

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Patches & Fixes for CVE-2021-29476 (1)

Vendor Advisories for CVE-2021-29476 (1)

IV. Related Vulnerabilities

Same product: Requests
Same vendor: WordPress
Same weakness: CWE-502

V. Comments for CVE-2021-29476

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