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I. Basic Information for CVE-2021-27433
Vulnerability Information

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Vulnerability Title
ARM mbed-ualloc memory library Integer Overflow or Wraparound
Source: NVD (National Vulnerability Database)
Vulnerability Description
ARM mbed-ualloc memory library version 1.3.0 is vulnerable to integer wrap-around in function mbed_krbs, which can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
整数溢出或超界折返
Source: NVD (National Vulnerability Database)
Vulnerability Title
ARM Mbed OS 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ARM Mbed OS是英国ARM公司的一套专用于物联网的开源嵌入式操作系统。 Arm mbed-uallaoc memory library 1.3.0 版本存在输入验证错误漏洞,该漏洞源于不正确的内存分配可能导致任意的内存分配,从而导致意外的行为,如崩溃或远程代码注入执行。
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
ARMmbed-ualloc memory library 1.3.0 -
II. Public POCs for CVE-2021-27433
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III. Intelligence Information for CVE-2021-27433
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IV. Related Vulnerabilities
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