CVE-2021-47881

dataSIMS Avionics ARINC 664-1 - Local Buffer Overflow

CVSS 6.7 MEDIUMEPSS 0.1%CWE-121

Vexday Risk Score

13Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 6.7EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

23 jan 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

dataSIMS Avionics ARINC 664-1 version 4.5.3 contains a local buffer overflow vulnerability that allows attackers to overwrite memory by manipulating the milstd1553result.txt file. Attackers can craft a malicious file with carefully constructed payload and alignment sections to potentially execute arbitrary code on the Windows system.

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Produtos afetados

Data Device Corporation · dataSIMS Avionics ARINC

Referências

https://www.ddc-web.com/https://www.ddc-web.com/en/connectivity/databus/milstd1553-1/software-1/bu-69414?partNumber=BU-69414 https://www.exploit-db.com/exploits/49577 https://www.vulncheck.com/advisories/datasims-avionics-arinc-local-buffer-overflow