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CVE-2022-42964— Exponential ReDoS in pymatgen leads to denial of service

Quick assessment

Affected
pymatgen pymatgen
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.

pymatgen是一个用于材料分析的开源 Python 库。 pymatgen 存在安全漏洞，攻击者利用该漏洞向 GaussianInput.from_string 方法提供任意输入时，可以触发指数 ReDoS。

CVSS 5.9 · Medium EPSS 0.88% · P59

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
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I. Basic Information for CVE-2022-42964

Vulnerability Information
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Vulnerability Title
Exponential ReDoS in pymatgen leads to denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the pymatgen PyPI package, when an attacker is able to supply arbitrary input to the GaussianInput.from_string method
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
pymatgen 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
pymatgen是一个用于材料分析的开源 Python 库。 pymatgen 存在安全漏洞，攻击者利用该漏洞向 GaussianInput.from_string 方法提供任意输入时，可以触发指数 ReDoS。
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
pymatgen pymatgen 0 ~ * -

II. Public POCs for CVE-2022-42964

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III. Intelligence Information for CVE-2022-42964

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Other References for CVE-2022-42964 (1)

IV. Related Vulnerabilities

Same product: pymatgen
Same weakness: CWE-1333

V. Comments for CVE-2022-42964

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