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I. Basic Information for CVE-2020-14363
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality, integrity as well as system availability.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
整数溢出或超界折返
Source: NVD (National Vulnerability Database)
Vulnerability Title
X.Org libX11 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
X.Org libX11是X.Org基金会的一个X11（X Window系统）客户端库。 X.Org libX11存在安全漏洞，目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
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
VendorProductAffected VersionsCPESubscribe
The X11 ProjectlibX11 1.6.12 -
II. Public POCs for CVE-2020-14363
#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 9356 chars
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III. Intelligence Information for CVE-2020-14363
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IV. Related Vulnerabilities
Same product: libX11
Same vendor: The X11 Project
Same weakness: CWE-190
V. Comments for CVE-2020-14363

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