CVE-2023-54405 – H3C CVM Unauthenticated File Upload via fileUpload/upload Token

​CVE ID :CVE-2023-54405

Published : Oct. 2, 2026, 6:36 p.m. | 51 minutes ago

Description :H3C CVM, the Cloud Virtualization Management component of the H3C CAS cloud platform, contains an unauthenticated arbitrary file upload vulnerability in the /cas/fileUpload/upload endpoint that allows remote attackers to write arbitrary files by manipulating the caller-supplied token parameter without restricting path traversal or file type. Attackers can exploit the path traversal in the token parameter to upload a malicious JSP file into a web-accessible directory and then request it to achieve remote code execution as the web-server user. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-14.

Severity: 9.8 | CRITICAL

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