CVE-2016-11021

HIGHNVD 7.29.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.2 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
7.2
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 69%CVSS: 7.2Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

setSystemCommand on D-Link DCS-930L devices before 2.12 allows a remote attacker to execute code via an OS command in the SystemCommand parameter.

CVSS v3
7.2
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS
99.3%
KEV
⚠ Exploited

Published

March 9, 2020

Last Modified

November 5, 2025

Advisory Details (2)

Auto-updated Jun 11, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-11021
generic🟡 PoC Available

D-Link DCS-930L - (Authenticated) Remote Command Execution (Metasploit) - Hardware remote Exploit

https://www.exploit-db.com/exploits/39437

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 56× in last 7d / 221× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 385 total refreshes for this CVE.

  1. 2026-07-23 01:21 UTCEG score recompute
  2. 2026-07-22 22:01 UTCEG score recompute
  3. 2026-07-22 20:59 UTCGHSA enrichment
  4. 2026-07-22 19:40 UTCCISA KEV update
  5. 2026-07-22 16:51 UTCEG score recompute
  6. 2026-07-22 16:50 UTCGHSA enrichment
  7. 2026-07-22 14:04 UTCEPSS rescore
  8. 2026-07-22 12:42 UTCGHSA enrichment
  9. 2026-07-22 08:35 UTCGHSA enrichment
  10. 2026-07-22 04:29 UTCGHSA enrichment
  11. 2026-07-22 00:21 UTCGHSA enrichment
  12. 2026-07-21 19:00 UTCEG score recompute
  13. 2026-07-21 18:59 UTCGHSA enrichment
  14. 2026-07-21 15:21 UTCEPSS rescore
  15. 2026-07-21 15:21 UTCEPSS rescore
  16. 2026-07-21 14:51 UTCGHSA enrichment
  17. 2026-07-21 14:37 UTCCISA KEV update
  18. 2026-07-21 10:45 UTCGHSA enrichment
  19. 2026-07-21 06:37 UTCGHSA enrichment
  20. 2026-07-21 02:31 UTCGHSA enrichment
  21. 2026-07-20 22:25 UTCGHSA enrichment
  22. 2026-07-20 18:19 UTCEG score recompute
  23. 2026-07-20 18:19 UTCGHSA enrichment
  24. 2026-07-20 17:03 UTCEPSS rescore
  25. 2026-07-20 14:11 UTCGHSA enrichment
Show 75 more
  1. 2026-07-20 10:04 UTCGHSA enrichment
  2. 2026-07-20 05:58 UTCGHSA enrichment
  3. 2026-07-20 01:52 UTCGHSA enrichment
  4. 2026-07-19 21:45 UTCGHSA enrichment
  5. 2026-07-19 17:39 UTCEG score recompute
  6. 2026-07-19 17:39 UTCGHSA enrichment
  7. 2026-07-19 14:27 UTCEPSS rescore
  8. 2026-07-19 13:32 UTCGHSA enrichment
  9. 2026-07-19 09:24 UTCGHSA enrichment
  10. 2026-07-19 05:18 UTCGHSA enrichment
  11. 2026-07-19 01:10 UTCGHSA enrichment
  12. 2026-07-18 21:04 UTCGHSA enrichment
  13. 2026-07-18 16:57 UTCGHSA enrichment
  14. 2026-07-18 12:50 UTCGHSA enrichment
  15. 2026-07-18 08:43 UTCGHSA enrichment
  16. 2026-07-18 04:37 UTCGHSA enrichment
  17. 2026-07-18 00:30 UTCGHSA enrichment
  18. 2026-07-17 20:24 UTCGHSA enrichment
  19. 2026-07-17 16:18 UTCGHSA enrichment
  20. 2026-07-17 12:12 UTCGHSA enrichment
  21. 2026-07-17 08:06 UTCEG score recompute
  22. 2026-07-17 08:06 UTCGHSA enrichment
  23. 2026-07-17 03:59 UTCGHSA enrichment
  24. 2026-07-16 23:53 UTCGHSA enrichment
  25. 2026-07-16 19:47 UTCGHSA enrichment
  26. 2026-07-16 17:04 UTCCISA KEV update
  27. 2026-07-16 16:59 UTCEPSS rescore
  28. 2026-07-16 16:59 UTCEPSS rescore
  29. 2026-07-16 15:40 UTCGHSA enrichment
  30. 2026-07-16 11:33 UTCGHSA enrichment
  31. 2026-07-16 07:27 UTCGHSA enrichment
  32. 2026-07-16 03:21 UTCGHSA enrichment
  33. 2026-07-15 23:14 UTCGHSA enrichment
  34. 2026-07-15 19:07 UTCGHSA enrichment
  35. 2026-07-15 16:54 UTCEPSS rescore
  36. 2026-07-15 16:54 UTCEPSS rescore
  37. 2026-07-15 16:49 UTCCISA KEV update
  38. 2026-07-15 15:04 UTCCISA KEV update
  39. 2026-07-15 15:01 UTCGHSA enrichment
  40. 2026-07-15 10:54 UTCGHSA enrichment
  41. 2026-07-15 06:48 UTCGHSA enrichment
  42. 2026-07-15 02:41 UTCGHSA enrichment
  43. 2026-07-14 22:34 UTCGHSA enrichment
  44. 2026-07-14 18:27 UTCGHSA enrichment
  45. 2026-07-14 18:05 UTCCISA KEV update
  46. 2026-07-14 14:21 UTCGHSA enrichment
  47. 2026-07-14 10:14 UTCGHSA enrichment
  48. 2026-07-14 06:08 UTCGHSA enrichment
  49. 2026-07-14 02:02 UTCGHSA enrichment
  50. 2026-07-13 21:55 UTCGHSA enrichment
  51. 2026-07-13 17:48 UTCGHSA enrichment
  52. 2026-07-13 17:07 UTCCISA KEV update
  53. 2026-07-13 13:42 UTCGHSA enrichment
  54. 2026-07-13 09:36 UTCGHSA enrichment
  55. 2026-07-13 06:09 UTCEPSS rescore
  56. 2026-07-13 05:29 UTCGHSA enrichment
  57. 2026-07-13 01:23 UTCGHSA enrichment
  58. 2026-07-12 21:16 UTCGHSA enrichment
  59. 2026-07-12 17:10 UTCGHSA enrichment
  60. 2026-07-12 13:03 UTCGHSA enrichment
  61. 2026-07-12 08:56 UTCGHSA enrichment
  62. 2026-07-12 05:43 UTCEPSS rescore
  63. 2026-07-12 05:43 UTCEPSS rescore
  64. 2026-07-12 04:50 UTCGHSA enrichment
  65. 2026-07-12 00:44 UTCGHSA enrichment
  66. 2026-07-11 20:36 UTCGHSA enrichment
  67. 2026-07-11 16:30 UTCGHSA enrichment
  68. 2026-07-11 12:22 UTCGHSA enrichment
  69. 2026-07-11 08:23 UTCEPSS rescore
  70. 2026-07-11 08:15 UTCGHSA enrichment
  71. 2026-07-11 04:09 UTCGHSA enrichment
  72. 2026-07-11 00:02 UTCGHSA enrichment
  73. 2026-07-10 19:55 UTCGHSA enrichment
  74. 2026-07-10 17:52 UTCCISA KEV update
  75. 2026-07-10 15:48 UTCGHSA enrichment

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Metasploit module). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Metasploitexploit/linux/http/dlink_dcs_930l_authenticated_remote_command_execution✓ verified
    First seen Dec 20, 2015

    D-Link DCS-930L Authenticated Remote Command Execution

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2016-11021?
CVE-2016-11021 is a high vulnerability published on March 9, 2020. setSystemCommand on D-Link DCS-930L devices before 2.12 allows a remote attacker to execute code via an OS command in the SystemCommand parameter.
When was CVE-2016-11021 disclosed?
CVE-2016-11021 was first published in the National Vulnerability Database on March 9, 2020, with the most recent update on November 5, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-11021 actively exploited?
Yes. CISA added CVE-2016-11021 to the Known Exploited Vulnerabilities catalog on March 25, 2022, affecting D-Link DCS-930L Devices. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2016-11021?
CVE-2016-11021 has a CVSS v3 base score of 7.2 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2016-11021?
CVE-2016-11021 affects D-Link DCS-930L Devices. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2016-11021?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-11021, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2016-11021

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