CVE-2021-4463
Gravedad CVSS v4.0:
ALTA
Tipo:
CWE-22
Limitación incorrecta de nombre de ruta a un directorio restringido (Path Traversal)
Fecha de publicación:
12/11/2025
Última modificación:
12/11/2025
Descripción
*** Pendiente de traducción *** Longjing Technology BEMS API versions up to and including 1.21 contains an unauthenticated arbitrary file download vulnerability in the 'downloads' endpoint. The 'fileName' parameter is not properly sanitized, allowing attackers to craft traversal sequences and access sensitive files outside the intended directory.
Impacto
Puntuación base 4.0
8.70
Gravedad 4.0
ALTA
Referencias a soluciones, herramientas e información
- https://cxsecurity.com/issue/WLB-2021070173
- https://exchange.xforce.ibmcloud.com/vulnerabilities/206477
- https://packetstormsecurity.com/files/163702
- https://web.archive.org/web/20220527162453/http://www.ljkj2012.com/
- https://www.exploit-db.com/exploits/50163
- https://www.vulncheck.com/advisories/longjing-technology-bems-api-remote-arbitrary-file-download
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5657.php