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CVE-2024-3772— Regular expression denial of service in Pydantic < 2.4.0

Quick assessment

Affected
Pydantic Pydantic
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.

Pydantic是Pydantic开源的一个库。可以使用 Python 类型提示进行数据验证。 Pydantic 2.4.0之前、1.10.13之前版本存在安全漏洞，该漏洞源于允许远程攻击者通过精心设计的电子邮件字符串造成拒绝服务。

CVSS 5.9 · Medium EPSS 0.96% · P60

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2024-3772

Vulnerability Information
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Vulnerability Title
Regular expression denial of service in Pydantic < 2.4.0
Source: CVE Program / CVE List V5
Vulnerability Description
Regular expression denial of service in Pydanic < 2.4.0, < 1.10.13 allows remote attackers to cause denial of service via a crafted email string.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1333
Source: CVE Program / CVE List V5
Vulnerability Title
Pydantic 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pydantic是Pydantic开源的一个库。可以使用 Python 类型提示进行数据验证。 Pydantic 2.4.0之前、1.10.13之前版本存在安全漏洞，该漏洞源于允许远程攻击者通过精心设计的电子邮件字符串造成拒绝服务。
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
Pydantic Pydantic 2.0 ~ 2.4.0 -

II. Public POCs for CVE-2024-3772

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III. Intelligence Information for CVE-2024-3772

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Patches & Fixes for CVE-2024-3772 (1)

IV. Related Vulnerabilities

Same product: Pydantic
Same vendor: Pydantic
Same weakness: CWE-1333

V. Comments for CVE-2024-3772

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