CVE-2021-1498
Detail
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.
Metrics
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
CVSS 4.0 Severity and Vector Strings:
NVD assessment
not yet provided.
CVSS 3.x Severity and Vector Strings:
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 Severity and Vector Strings:
Vector:
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
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This CVE is in CISA's Known Exploited Vulnerabilities Catalog
Reference
CISA's BOD 22-01 and Known
Exploited Vulnerabilities Catalog for further guidance and requirements.
| Vulnerability Name |
Date Added |
Due Date |
Required Action |
| Cisco HyperFlex HX Data Platform Command Injection Vulnerability |
11/03/2021 |
11/17/2021 |
Apply updates per vendor instructions. |
Weakness Enumeration
| CWE-ID |
CWE Name |
Source |
|
CWE-77
|
Improper Neutralization of Special Elements used in a Command ('Command Injection') |
👁 cwe source acceptance level
NIST
|
|
CWE-78
|
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') |
Cisco Systems, Inc.
|
Change History
14 change records found show changes
CVE Modified by CISA-ADP
6/16/2026 11:31:54 PM
| Action |
Type |
Old Value |
New Value |
| Added |
SSVC |
{"timestamp":"2024-11-08T15:51:49.397206Z","id":"CVE-2021-1498","options":[{"exploitation":"active"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}
|
CVE Modified by Cisco Systems, Inc.
6/16/2026 11:31:54 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Affected |
[{"vendor":"Cisco","product":"Cisco HyperFlex HX Data Platform","versions":[{"version":"n/a","status":"affected"}]}]
|
Modified Analysis by NIST
10/28/2025 9:58:25 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference Type |
CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1498 Types: US Government Resource
|
CVE Modified by CISA-ADP
10/21/2025 8:17:15 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1498
|
CVE Modified by CISA-ADP
10/21/2025 4:18:12 PM
| Action |
Type |
Old Value |
New Value |
| Removed |
Reference |
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1498
|
CVE Modified by CISA-ADP
10/21/2025 3:18:43 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1498
|
Modified Analysis by NIST
2/24/2025 10:36:01 AM
| Action |
Type |
Old Value |
New Value |
CVE Modified by CVE
11/21/2024 12:44:29 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
http://packetstormsecurity.com/files/162976/Cisco-HyperFlex-HX-Data-Platform-Command-Execution.html
|
| Added |
Reference |
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hyperflex-rce-TjjNrkpR
|
Modified Analysis by NIST
7/25/2024 1:33:21 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CWE |
NIST CWE-77
|
| Changed |
CPE Configuration |
AND
OR
*cpe:2.3:o:cisco:hyperflex_hx_data_platform:*:*:*:*:*:*:*:* versions up to (excluding) 4.0\(2e\)
*cpe:2.3:o:cisco:hyperflex_hx_data_platform:*:*:*:*:*:*:*:* versions from (including) 4.5 up to (including) 4.5\(2a\)
OR
cpe:2.3:h:cisco:hyperflex_hx220c_af_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx220c_all_nvme_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx220c_edge_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx220c_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx240c:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx240c_af_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx240c_m5:-:*:*:*:*:*:*:*
|
AND
OR
*cpe:2.3:o:cisco:hyperflex_hx_data_platform:*:*:*:*:*:*:*:* versions up to (excluding) 4.0\(2e\)
*cpe:2.3:o:cisco:hyperflex_hx_data_platform:*:*:*:*:*:*:*:* versions from (including) 4.5 up to (excluding) 4.5\(2a\)
OR
cpe:2.3:h:cisco:hyperflex_hx220c_af_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx220c_all_nvme_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx220c_edge_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx220c_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx240c:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx240c_af_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx240c_m5:-:*:*:*:*:*:*:*
|
CVE Modified by Cisco Systems, Inc.
5/14/2024 3:58:58 AM
| Action |
Type |
Old Value |
New Value |
CVE Modified by Cisco Systems, Inc.
11/06/2023 10:28:26 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CVSS V3.1 |
Cisco Systems, Inc. AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
|
| Removed |
CVSS V3 |
Cisco Systems, Inc. AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
|
Modified Analysis by NIST
6/07/2021 4:57:28 PM
| Action |
Type |
Old Value |
New Value |
| Changed |
Reference Type |
http://packetstormsecurity.com/files/162976/Cisco-HyperFlex-HX-Data-Platform-Command-Execution.html No Types Assigned
|
http://packetstormsecurity.com/files/162976/Cisco-HyperFlex-HX-Data-Platform-Command-Execution.html Exploit, Third Party Advisory, VDB Entry
|
CVE Modified by Cisco Systems, Inc.
6/04/2021 12:15:08 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
http://packetstormsecurity.com/files/162976/Cisco-HyperFlex-HX-Data-Platform-Command-Execution.html [No Types Assigned]
|
Initial Analysis by NIST
5/17/2021 9:50:09 AM
| Action |
Type |
Old Value |
New Value |
| Added |
CVSS V3.1 |
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
|
| Added |
CVSS V2 |
NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
|
| Added |
CPE Configuration |
AND
OR
*cpe:2.3:o:cisco:hyperflex_hx_data_platform:*:*:*:*:*:*:*:* versions up to (excluding) 4.0\(2e\)
*cpe:2.3:o:cisco:hyperflex_hx_data_platform:*:*:*:*:*:*:*:* versions from (including) 4.5 up to (including) 4.5\(2a\)
OR
cpe:2.3:h:cisco:hyperflex_hx220c_af_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx220c_all_nvme_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx220c_edge_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx220c_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx240c:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx240c_af_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:hyperflex_hx240c_m5:-:*:*:*:*:*:*:*
|
| Changed |
Reference Type |
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hyperflex-rce-TjjNrkpR No Types Assigned
|
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hyperflex-rce-TjjNrkpR Vendor Advisory
|
Quick Info
CVE Dictionary Entry: CVE-2021-1498 NVD
Published Date: 05/06/2021 NVD
Last Modified: 06/16/2026
Source: Cisco Systems, Inc.
|
