How severe is CVE-2016-10174?

CVE-2016-10174 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-10174 being actively exploited?

Yes. CVE-2016-10174 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2016-10174?

CVE-2016-10174 primarily affects Netgear D6100 Firmware. In total, 28 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-10174?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2016-10174 have an EU (EUVD) identifier?

Yes. CVE-2016-10174 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2016-1361. It is also flagged as exploited in the EUVD (since 2022-03-25).

When was CVE-2016-10174 published?

CVE-2016-10174 was published on 2017-01-30 and last updated on 2026-06-17.

CVE-2016-10174

CVE-2016-10174 is a critical-severity vulnerability in Netgear D6100 Firmware with a CVSS 3.x base score of 9.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2022-03-25). The underlying weakness is classified as CWE-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 83% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2022-03-25)
EU (EUVD) id: EUVD-2016-1361
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2022-03-25)
Weakness: CWE-120
Affected product: Netgear D6100 Firmware
Published: 2017-01-30
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2016-10174?: 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.
How severe is CVE-2016-10174?: CVE-2016-10174 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-10174 being actively exploited?: Yes. CVE-2016-10174 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2016-10174?: CVE-2016-10174 primarily affects Netgear D6100 Firmware. In total, 28 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-10174?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2016-10174 have an EU (EUVD) identifier?: Yes. CVE-2016-10174 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2016-1361. It is also flagged as exploited in the EUVD (since 2022-03-25).
When was CVE-2016-10174 published?: CVE-2016-10174 was published on 2017-01-30 and last updated on 2026-06-17.

References

Affected products (28)

cpe:2.3:o:netgear:d6100_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:d7000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:d7800_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:jnr1010v2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:jnr3300_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:jwnr2010v5_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r2000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6100_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6220_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r7500_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r7500v2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wndr3700v4_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wndr3800_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wndr4300_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wndr4300v2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wndr4500v3_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wndr4700_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr1000v2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr1000v4_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr2000v3_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr2000v4_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr2000v5_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr2020_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr2050_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr2200_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr2500_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr614_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr618_firmware:-:*:*:*:*:*:*:*

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