CVE advisoryCRITICAL
CVE-2021-45420
Emerson Dixell XWEB-500 Arbitrary File Write Vulnerability.
Halo Surface Signal: 5 out of 5 — more likely to be public-facing.
An arbitrary file write vulnerability exists in Emerson Dixell XWEB-500 products, allowing unauthenticated attackers to overwrite system files, potentially causing denial of service or remote code execution. Although these products are unsupported, their use in industrial monitoring systems means residual deployments c