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TI-2021-20522 Aliases CVE-2021-45421GHSA-h872-jxr7-q7rj

Emerson Dixell XWEB-500 products are affected by information disclosure via directory…

Priority LOW 35CWE-200Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-200.

Summary

Emerson Dixell XWEB-500 products are affected by information disclosure via directory listing. A potential attacker can use this misconfiguration to access all the files in the remote directories. Note: the product has not been supported since 2018 and should be removed or replaced.

Why it matters now

EPSS 0.01275 70th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:emerson:dixell_xweb-500_firmware:-:*:*:*:*:*:*:*not specified by NVDVulnerableEmerson
cpe:2.3:h:emerson:dixell_xweb-500:-:*:*:*:*:*:*:*not specified by NVDRunning onEmerson
  • cpe:2.3:o:emerson:dixell_xweb-500_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Emerson
  • cpe:2.3:h:emerson:dixell_xweb-500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Emerson

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-45421
  2. 2026-10-03 Alias added: GHSA-h872-jxr7-q7rj

References

Exploit 1

  • TI-2021-20521 Emerson Dixell XWEB-500 products are affected by arbitrary file write vulnerability in… CVSS 3.1CRITICAL 9.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences