CVE-2016-10174

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 2022-03-25), 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: 83%CVSS: 9.8Exploit: cisa kev · ssvc active · Metasploit · Exploit-DB (verified) · epss top5pct · epss high · public exploitExposed: 0

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

The NETGEAR WNR2000v5 router contains a buffer overflow in the hidden_lang_avi parameter when invoking the URL /apply.cgi?/lang_check.html. This buffer overflow can be exploited by an unauthenticated attacker to achieve remote code execution.

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
83%
EPSS %ILE
100%
KEV
⚠ Exploited

Published

January 30, 2017

Last Modified

June 17, 2026

Advisory Details (6)

Auto-updated Sep 16, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic
https://raw.githubusercontent.com/pedrib/PoC/master/advisories/netgear-wnr2000.txt
generic🔴 Active Exploitation

CVE-2016-10174 - PSIRT.COM

http://www.securityfocus.com/bid/95867
generic

Full Disclosure: [0-day] RCE and admin credential disclosure in NETGEAR WNR2000

http://seclists.org/fulldisclosure/2016/Dec/72
generic

Insecure Remote Access and Command Execution Security Vulnerability, PSV-2016-0255 - NETGEAR Support

http://kb.netgear.com/000036549/Insecure-Remote-Access-and-Command-Execution-Security-Vulnerability
generic🟡 PoC Available

Netgear WNR2000v5 - 'hidden_lang_avi' Remote Stack Overflow (Metasploit) - Hardware remote Exploit

https://www.exploit-db.com/exploits/41719/
generic🟡 PoC Available

Netgear WNR2000v5 - Remote Code Execution - CGI remote Exploit

https://www.exploit-db.com/exploits/40949/

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 54× in last 7d / 234× 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 847 total refreshes for this CVE.

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

Publicly available exploits

(3 references)

Working exploit code is in the public domain (1 Metasploit module) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-41719✓ verified
    First seen Mar 24, 2017

    Netgear WNR2000v5 - 'hidden_lang_avi' Remote Stack Overflow (Metasploit)

    Open source ↗
  • Exploit-DBEDB-40949
    First seen Dec 21, 2016

    Netgear WNR2000v5 - Remote Code Execution

    Open source ↗
  • Metasploitexploit/linux/http/netgear_wnr2000_rce✓ verified
    First seen Dec 20, 2016

    NETGEAR WNR2000v5 (Un)authenticated hidden_lang_avi Stack Buffer Overflow

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2016-10174?
CVE-2016-10174 is a critical vulnerability published on January 30, 2017. The NETGEAR WNR2000v5 router contains a buffer overflow in the hiddenlangavi parameter when invoking the URL /apply.cgi?/lang_check.html. This buffer overflow can be exploited by an unauthenticated attacker to achieve remote code execution.
When was CVE-2016-10174 disclosed?
CVE-2016-10174 was first published in the National Vulnerability Database on January 30, 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-2016-10174 actively exploited?
Yes. CISA added CVE-2016-10174 to the Known Exploited Vulnerabilities catalog on March 25, 2022, affecting NETGEAR WNR2000v5 Router. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2016-10174?
CVE-2016-10174 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2016-10174?
CVE-2016-10174 affects NETGEAR WNR2000v5 Router. 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-2016-10174?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-10174, 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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