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CVE-2021-1498

Known Exploited (CISA KEV)CRITICAL

9.8

CVSS Severity Score

EPSS Score57.6740%

EPSS Percentile97.03th

PublishedMay 6, 2021

Last ModifiedOct 28, 2025

Vulnerability 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.

Affected Platforms (CPE)

💻

Cisco

Hyperflex Hx Data Platform

< 4.0\(2e\)

💻

Cisco

Hyperflex Hx Data Platform

>= 4.5 and < 4.5\(2a\)

References & Advisories

🔗 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

🔗 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://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1498

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