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CVE-2021-42377

EPSS 2.85% · P86
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I. Basic Information for CVE-2021-42377

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An attacker-controlled pointer free in Busybox's hush applet leads to denial of service and possible code execution when processing a crafted shell command, due to the shell mishandling the &&& string. This may be used for remote code execution under rare conditions of filtered command input.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
释放并不在堆上的内存
Source: NVD (National Vulnerability Database)
Vulnerability Title
Busybox 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
BusyBox是乌克兰Denis Vlasenko个人开发者的一套包含了多个linux命令和工具的应用程序。 Busybox hush applet 存在安全漏洞，该漏洞源于在Busybox的hush applet中shell错误地处理&&&字符串。攻击者可利用该漏洞导致拒绝服务和可能的代码执行。
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
busyboxbusybox unspecified ~ 1.34.0 -

II. Public POCs for CVE-2021-42377

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III. Intelligence Information for CVE-2021-42377

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Same Patch Batch · busybox · 2021-11-15 · 14 CVEs total

CVE-2021-42386BusyBox 资源管理错误漏洞
CVE-2021-42385BusyBox 资源管理错误漏洞
CVE-2021-42384BusyBox 资源管理错误漏洞
CVE-2021-42383BusyBox 资源管理错误漏洞
CVE-2021-42382BusyBox 资源管理错误漏洞
CVE-2021-42381BusyBox 资源管理错误漏洞
CVE-2021-42380BusyBox 资源管理错误漏洞
CVE-2021-42379BusyBox 资源管理错误漏洞
CVE-2021-42378BusyBox 资源管理错误漏洞
CVE-2021-42376BusyBox 代码问题漏洞
CVE-2021-42375BusyBox 安全漏洞
CVE-2021-42374BusyBox 缓冲区错误漏洞
CVE-2021-42373BusyBox 代码问题漏洞

IV. Related Vulnerabilities

Same product: busybox
Same vendor: busybox
Same weakness: CWE-590

V. Comments for CVE-2021-42377

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