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.
Conclusion & alert: CVE-2016-10174 is rated Critical Active Threat (100/100): CVSS Critical severity, with high exploitation likelihood (EPSS 91.07%, 100th percentile). Core evidence: CISA KEV confirms active exploitation (added 2022-03-25) affecting NETGEAR / WNR2000v5 Router. a weakness (CWE-120) Unauthenticated remote administrative access may be possible. EPSS rose +1.30% over the last day, indicating growing attacker interest. Mandatory action: The CISA remediation deadline has passed—treat as an emergency patch priority.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
: NETGEAR WNR2000v5 Router Buffer Overflow Vulnerability · CISA KEV detail
: 2022-03-25
: 2022-04-15
: Apply updates per vendor instructions.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 41719 | exploit_db | edb | 2017-03-24 | Exploit-DB ↗ |
| 40949 | exploit_db | edb | 2016-12-21 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-04-10 | 89.77% | 91.07% | +1.30% |
| 2 | 2026-03-03 | 89.86% | 89.77% | -0.09% |
| 3 | 2026-02-18 | — | 89.86% | — |
Full EPSS history (18 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| netgear | d6100_firmware | — | cpe:2.3:o:netgear:d6100_firmware:-:*:*:*:*:*:*:* |
| netgear | d7000_firmware | — | cpe:2.3:o:netgear:d7000_firmware:-:*:*:*:*:*:*:* |
| netgear | d7800_firmware | — | cpe:2.3:o:netgear:d7800_firmware:-:*:*:*:*:*:*:* |
| netgear | jnr1010v2_firmware | — | cpe:2.3:o:netgear:jnr1010v2_firmware:-:*:*:*:*:*:*:* |
| netgear | jnr3300_firmware | — | cpe:2.3:o:netgear:jnr3300_firmware:-:*:*:*:*:*:*:* |
| netgear | jwnr2010v5_firmware | — | cpe:2.3:o:netgear:jwnr2010v5_firmware:-:*:*:*:*:*:*:* |
| netgear | r2000_firmware | — | cpe:2.3:o:netgear:r2000_firmware:-:*:*:*:*:*:*:* |
| netgear | r6100_firmware | — | cpe:2.3:o:netgear:r6100_firmware:-:*:*:*:*:*:*:* |
| netgear | r6220_firmware | — | cpe:2.3:o:netgear:r6220_firmware:-:*:*:*:*:*:*:* |
| netgear | r7500_firmware | — | cpe:2.3:o:netgear:r7500_firmware:-:*:*:*:*:*:*:* |
| netgear | r7500v2_firmware | — | cpe:2.3:o:netgear:r7500v2_firmware:-:*:*:*:*:*:*:* |
| netgear | wndr3700v4_firmware | — | cpe:2.3:o:netgear:wndr3700v4_firmware:-:*:*:*:*:*:*:* |
| netgear | wndr3800_firmware | — | cpe:2.3:o:netgear:wndr3800_firmware:-:*:*:*:*:*:*:* |
| netgear | wndr4300_firmware | — | cpe:2.3:o:netgear:wndr4300_firmware:-:*:*:*:*:*:*:* |
| netgear | wndr4300v2_firmware | — | cpe:2.3:o:netgear:wndr4300v2_firmware:-:*:*:*:*:*:*:* |
| netgear | wndr4500v3_firmware | — | cpe:2.3:o:netgear:wndr4500v3_firmware:-:*:*:*:*:*:*:* |
| netgear | wndr4700_firmware | — | cpe:2.3:o:netgear:wndr4700_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr1000v2_firmware | — | cpe:2.3:o:netgear:wnr1000v2_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr1000v4_firmware | — | cpe:2.3:o:netgear:wnr1000v4_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr2000v3_firmware | — | cpe:2.3:o:netgear:wnr2000v3_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr2000v4_firmware | — | cpe:2.3:o:netgear:wnr2000v4_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr2000v5_firmware | — | cpe:2.3:o:netgear:wnr2000v5_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr2020_firmware | — | cpe:2.3:o:netgear:wnr2020_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr2050_firmware | — | cpe:2.3:o:netgear:wnr2050_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr2200_firmware | — | cpe:2.3:o:netgear:wnr2200_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr2500_firmware | — | cpe:2.3:o:netgear:wnr2500_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr614_firmware | — | cpe:2.3:o:netgear:wnr614_firmware:-:*:*:*:*:*:*:* |
| netgear | wnr618_firmware | — | cpe:2.3:o:netgear:wnr618_firmware:-:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://kb.netgear.com/000036549/Insecure-Remote-Access-and-Command-Execution-Security-Vulnerability | Vendor Advisory |
| http://seclists.org/fulldisclosure/2016/Dec/72 | Exploit Mailing List Third Party Advisory VDB Entry |
| http://www.securityfocus.com/bid/95867 | Broken Link Third Party Advisory VDB Entry |
| https://raw.githubusercontent.com/pedrib/PoC/master/advisories/netgear-wnr2000.txt | Exploit Technical Description Third Party Advisory |
| https://www.exploit-db.com/exploits/40949/ | Exploit Third Party Advisory VDB Entry |
| https://www.exploit-db.com/exploits/41719/ | Exploit Third Party Advisory VDB Entry |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-10174 | US Government Resource |