CVE-2017-6862

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-06-08), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 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
9.8EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 43%CVSS: 9.8Exploit: cisa kev · ssvc active · epss top5pctExposed: 0

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

NETGEAR WNR2000v3 devices before 1.1.2.14, WNR2000v4 devices before 1.0.0.66, and WNR2000v5 devices before 1.0.0.42 allow authentication bypass and remote code execution via a buffer overflow that uses a parameter in the administration webapp. The NETGEAR ID is PSV-2016-0261.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
99(Act)
EG Risk 99/100SSVC: Act

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
Severity98% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Fix now — active exploitation, automatable, high impact.
EPSS PROB
43%
EPSS %ILE
99%
KEV
⚠ Exploited

Published

May 26, 2017

Last Modified

June 17, 2026

Advisory Details (3)

Auto-updated Sep 14, 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-2017-6862
generic

Security Advisory for Unauthenticated Remote Code Execution on Some Routers, PSV-2016-0261 - NETGEAR Support

https://kb.netgear.com/000038542/Security-Advisory-for-Unauthenticated-Remote-Code-Execution-on-Some-Routers-PSV-2016-0261
generic🔴 Active Exploitation

CVE-2017-6862 - PSIRT.COM

http://www.securityfocus.com/bid/98740

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 52× in last 7d / 227× 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 866 total refreshes for this CVE.

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

Frequently asked(6)

What is CVE-2017-6862?
CVE-2017-6862 is a critical vulnerability published on May 26, 2017. NETGEAR WNR2000v3 devices before 1.1.2.14, WNR2000v4 devices before 1.0.0.66, and WNR2000v5 devices before 1.0.0.42 allow authentication bypass and remote code execution via a buffer overflow that uses a parameter in the administration webapp. The NETGEAR ID is PSV-2016-0261.
When was CVE-2017-6862 disclosed?
CVE-2017-6862 was first published in the National Vulnerability Database on May 26, 2017, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-6862 actively exploited?
Yes. CISA added CVE-2017-6862 to the Known Exploited Vulnerabilities catalog on June 8, 2022, affecting NETGEAR Multiple Devices. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2017-6862?
CVE-2017-6862 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2017-6862?
CVE-2017-6862 affects NETGEAR Multiple 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-2017-6862?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-6862, 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.

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