# CVE-2021-1498: Cisco HyperFlex HX Command Injection Vulnerabilities

> CVE-2021-1498: Cisco HyperFlex HX Command Injection Vulnerabilities. CVSS 9.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2021-1498
Last updated: 2025-10-21T23:25:47Z

- Published: 2021-05-06 12:41 UTC · Updated: 2025-10-21 23:25 UTC · Assigner: cisco
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 100.0%, 100th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2021-11-03, federal due date 2021-11-17, ransomware use: Unknown
- CWE: CWE-78

## Description

Multiple vulnerabilities in the web-based management interface of Cisco HyperFlex HX could allow an unauthenticated, remote attacker to perform command injection attacks against an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- Cisco: Cisco HyperFlex HX Data Platform

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2021-1498)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2021-1498)
- [http://packetstormsecurity.com/files/162976/Cisco-HyperFlex-HX-Data-Platform-Command-Execution.html](http://packetstormsecurity.com/files/162976/Cisco-HyperFlex-HX-Data-Platform-Command-Execution.html)
- [https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hyperflex-rce-TjjNrkpR](https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hyperflex-rce-TjjNrkpR)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2021-1498 · Markdown: https://rewindex.com/cve/CVE-2021-1498.md · JSON: https://rewindex.com/api/v1/cves/CVE-2021-1498 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:11:42.666Z