Cisco HyperFlex HX Command Injection Vulnerabilities
Priority CRITICAL 100Exploited in the wildCWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-78.
Summary
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.
Why it matters now
Exploitation Active In CISA KEV since 2021-11-03CISA due date 2021-11-17
EPSS 0.99999 99th 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
CISA ADP · SSVC 2.0.3
- Exploitation
- Active
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Cisco | Cisco HyperFlex HX Data Platform | all versions | — | No fix listed | CNA |
- Cisco HyperFlex HX Data Platform VendorCisco Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:hyperflex_hx_data_platform:*:*:*:*:*:*:*:* | before 4.0\(2e\); 4.5 to before 4.5\(2a\) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:hyperflex_hx220c_af_m5:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:h:cisco:hyperflex_hx220c_all_nvme_m5:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:h:cisco:hyperflex_hx220c_edge_m5:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:h:cisco:hyperflex_hx220c_m5:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:h:cisco:hyperflex_hx240c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:h:cisco:hyperflex_hx240c_af_m5:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:h:cisco:hyperflex_hx240c_m5:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
- cpe:2.3:o:cisco:hyperflex_hx_data_platform:*:*:*:*:*:*:*:* Versions before 4.0\(2e\); 4.5 to before 4.5\(2a\) Vulnerable ·Cisco
- cpe:2.3:h:cisco:hyperflex_hx220c_af_m5:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:h:cisco:hyperflex_hx220c_all_nvme_m5:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:h:cisco:hyperflex_hx220c_edge_m5:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:h:cisco:hyperflex_hx220c_m5:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:h:cisco:hyperflex_hx240c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:h:cisco:hyperflex_hx240c_af_m5:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:h:cisco:hyperflex_hx240c_m5:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Cisco HyperFlex HX Data Platform — 20210505 Cisco HyperFlex HX Command Injection Vulnerabilities
2 records Highest priority Priority CRITICAL 2 CRITICAL
Other records, highest priority first
- TI-2021-01224 Cisco HyperFlex HX Command Injection VulnerabilitiesPriority CRITICAL 100
Timeline
- 2021-11-03 Added to CISA KEV
- 2026-10-02 Threatist record created from CVE-2021-1498
- 2026-10-03 Alias added: GHSA-h6vv-5xx4-c25q
References
More Cisco Hyperflex Hx Data Platform vulnerabilities
- TI-2021-01224 Cisco HyperFlex HX Command Injection Vulnerabilities KEVCVSS 3.1CRITICAL 9.8
- TI-2021-01226 Cisco HyperFlex HX Data Platform File Upload Vulnerability CVSS 3.1MEDIUM 5.3
- TI-2018-10944 Cisco HyperFlex Software Static Signing Key Vulnerability CVSS 3.0HIGH 8.6
- TI-2018-10942 Cisco HyperFlex Software Command Injection Vulnerability CVSS 3.0HIGH 8.8
- TI-2019-01578 Cisco HyperFlex Software Cross-Site Request Forgery Vulnerability CVSS 3.1HIGH 8.8
- TI-2019-01290 Cisco HyperFlex Software Unauthenticated Root Access Vulnerability CVSS 3.1HIGH 7.8
Sources
- CVE-2021-1498 · CVE Program
- CVE-2021-1498 · NVD
- CISA Known Exploited Vulnerabilities
- FIRST EPSS
- GHSA-h6vv-5xx4-c25q · GitHub Advisory Database · CC BY 4.0
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