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CVE-2021-20988

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CVE-2021-20988

Published: May 13, 2021

Modified: Sep 16, 2024

PUBLISHED

CVSS v3.1

8.6

HIGH

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.

VendorProductVersions

Hilscher

rcX RTOS

affected
unspecified - < V2.1.14.1

Pepperl+Fuchs

Ethernet IO Modules ICE1-16

affected
ICE1-16DI-G60L-V1D - <= F10017
affected
ICE1-16DIO-G60L-C1-V1D - <= F10017
affected
ICE1-16DIO-G60L-V1D - <= F10017

Pepperl+Fuchs

Ethernet IO Modules ICE1-8

affected
ICE1-8DI8DO-G60L-C1-V1D - <= F10017
affected
ICE1-8DI8DO-G60L-V1D - <= F10017
affected
ICE1-8IOL-G30L-V1D - <= F10017
affected
ICE1-8IOL-G60L-V1D - <= F10017
affected
ICE1-8IOL-S2-G60L-V1D - <= F10017

Weaknesses (CWE)

CWE-119

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

High

References

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