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CVE-2019-3811

Quick assessment

Affected
The sssd Project sssd
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.

SSSD是一款提供本地或远程身份和身份验证资源访问的守护程序。 SSSD 2.1之前版本中存在安全漏洞。攻击者可利用该漏洞泄露信息。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.70% · P51

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2019-3811

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in sssd. If a user was configured with no home directory set, sssd would return '/' (the root directory) instead of '' (the empty string / no home directory). This could impact services that restrict the user's filesystem access to within their home directory through chroot() etc. All versions before 2.1 are vulnerable.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对外部实体的文件或目录可访问
Source: CVE Program / CVE List V5
Vulnerability Title
SSSD 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SSSD是一款提供本地或远程身份和身份验证资源访问的守护程序。 SSSD 2.1之前版本中存在安全漏洞。攻击者可利用该漏洞泄露信息。
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
The sssd Project sssd 2.1 -

II. Public POCs for CVE-2019-3811

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2019-3811

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Vendor Advisories for CVE-2019-3811 (3)

Mailing List Discussions for CVE-2019-3811 (4)

IV. Related Vulnerabilities

Same product: sssd
Same weakness: CWE-552

V. Comments for CVE-2019-3811

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