CVE-2021-20988

HIGH

8.6

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.18.6

SeveridadeHIGH

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado5/13/2021

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

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

Fraquezas (CWE)

CWE-119CWE-119

Referencias

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)

Correlacoes IOC

Sem correlacoes registradas

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