CVE-2021-20988

HIGH

8.6

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.

Details CVE

Score CVSS v3.18.6

SeveriteHIGH

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie5/13/2021

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

hilscher:rcx_rtospepperl-fuchs:ice1-16di-g60l-v1dpepperl-fuchs:ice1-16di-g60l-v1d_firmwarepepperl-fuchs:ice1-16dio-g60l-c1-v1dpepperl-fuchs:ice1-16dio-g60l-c1-v1d_firmwarepepperl-fuchs:ice1-16dio-g60l-v1dpepperl-fuchs:ice1-16dio-g60l-v1d_firmwarepepperl-fuchs:ice1-8di8do-g60l-c1-v1dpepperl-fuchs:ice1-8di8do-g60l-c1-v1d_firmwarepepperl-fuchs:ice1-8di8do-g60l-v1dpepperl-fuchs:ice1-8di8do-g60l-v1d_firmwarepepperl-fuchs:ice1-8iol-g30l-v1dpepperl-fuchs:ice1-8iol-g30l-v1d_firmwarepepperl-fuchs:ice1-8iol-g60l-v1dpepperl-fuchs:ice1-8iol-g60l-v1d_firmwarepepperl-fuchs:ice1-8iol-s2-g60l-v1dpepperl-fuchs:ice1-8iol-s2-g60l-v1d_firmware

Faiblesses (CWE)

CWE-119CWE-119

References

https://cert.vde.com/de-de/advisories/vde-2021-018(info@cert.vde.com)

https://kb.hilscher.com/display/ISMS/2019-04-10+Wrong+handling+of+the+UDP+checksum(info@cert.vde.com)

https://cert.vde.com/de-de/advisories/vde-2021-018(af854a3a-2127-422b-91ae-364da2661108)

https://kb.hilscher.com/display/ISMS/2019-04-10+Wrong+handling+of+the+UDP+checksum(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

This product uses data from the NVD API but is not endorsed or certified by the NVD.