Unrated severityNVD Advisory· Published May 13, 2021· Updated Sep 16, 2024
Hilscher rcX RTOS: Wrong handling of the UDP checksum
CVE-2021-20988
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.
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Affected products
3- Range: ICE1-16DI-G60L-V1D
Patches
Vulnerability mechanics
References
2- cert.vde.com/de-de/advisories/vde-2021-018mitrex_refsource_CONFIRM
- kb.hilscher.com/display/ISMS/2019-04-10+Wrong+handling+of+the+UDP+checksummitrex_refsource_CONFIRM
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