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I. Basic Information for CVE-2021-30500
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Null pointer dereference was found in upx PackLinuxElf::canUnpack() in p_lx_elf.cpp,in version UPX 4.0.0. That allow attackers to execute arbitrary code and cause a denial of service via a crafted file.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
UPX 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UPX是一款可移植、可扩展的可执行压缩程序。 upx 4.0.0版本存在安全漏洞，该漏洞允许攻击者可利用该漏洞执行任意代码，并通过精心制作的文件导致拒绝服务。
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
VendorProductAffected VersionsCPESubscribe
-upx upx 4.0 -
II. Public POCs for CVE-2021-30500
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III. Intelligence Information for CVE-2021-30500
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IV. Related Vulnerabilities
Same product: upx
Same vendor: n/a
Same weakness: CWE-476
V. Comments for CVE-2021-30500

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