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I. Basic Information for CVE-2021-20988
Vulnerability Information
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Vulnerability Title
Hilscher rcX RTOS: Wrong handling of the UDP checksum
Source: NVD (National Vulnerability Database)
Vulnerability Description
In Hilscher rcX RTOS versions prios to V2.1.14.1 the actual UDP packet length is not verified against the length indicated by the packet. This may lead to a denial of service of the affected device.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Hilscher rcX RTOS 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hilscher rcX RTOS是德国Hilscher公司的一个操作系统。一个专门为netX系列开发的功能齐全的多任务操作系统。 Hilscher rcX RTOS 2.1.14.1版本之前存在安全漏洞。该漏洞源于程序未根据数据包指示的长度验证实际UDP数据包长度。这可能会导致受影响设备的服务被拒绝。
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
HilscherrcX RTOS unspecified ~ V2.1.14.1 -
Pepperl+FuchsEthernet IO Modules ICE1-16 ICE1-16DI-G60L-V1D ~ F10017 -
Pepperl+FuchsEthernet IO Modules ICE1-8 ICE1-8DI8DO-G60L-C1-V1D ~ F10017 -
II. Public POCs for CVE-2021-20988
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III. Intelligence Information for CVE-2021-20988
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IV. Related Vulnerabilities
Same vendor: Hilscher
Same weakness: CWE-119
V. Comments for CVE-2021-20988

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