How severe is CVE-2017-18794?

CVE-2017-18794 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-18794 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18794?

CVE-2017-18794 primarily affects Netgear R6300 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-18794?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-18794 published?

CVE-2017-18794 was published on 2020-04-21 and last updated on 2026-06-17.

CVE-2017-18794

CVE-2017-18794 is a high-severity vulnerability in Netgear R6300 Firmware with a CVSS 3.x base score of 8.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-74.

Key facts

Severity: High (CVSS 3.x base score 8.4)
CVSS v2: 4.6
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Netgear R6300 Firmware
Published: 2020-04-21
Last modified: 2026-06-17

Description

Certain NETGEAR devices are affected by command injection. This affects R6300v2 before 1.0.4.8_10.0.77, R6400 before 1.0.1.24, R6700 before 1.0.1.26, R7000 before 1.0.9.10, R7100LG before 1.0.0.32, R7900 before 1.0.1.18, R8000 before 1.0.3.54, R8500 before 1.0.2.100, and D6100 before 1.0.0.50_0.0.50.

Frequently asked questions

What is CVE-2017-18794?: Certain NETGEAR devices are affected by command injection. This affects R6300v2 before 1.0.4.8_10.0.77, R6400 before 1.0.1.24, R6700 before 1.0.1.26, R7000 before 1.0.9.10, R7100LG before 1.0.0.32, R7900 before 1.0.1.18, R8000 before 1.0.3.54, R8500 before 1.0.2.100, and D6100 before 1.0.0.50_0.0.50.
How severe is CVE-2017-18794?: CVE-2017-18794 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-18794 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18794?: CVE-2017-18794 primarily affects Netgear R6300 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-18794?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-18794 published?: CVE-2017-18794 was published on 2020-04-21 and last updated on 2026-06-17.

References

https://kb.netgear.com/000049368/Security-Advisory-for-Command-Injection-Vulnerability-on-D6100-and-Some-Routers-PSV-2017-0321

Affected products (9)

cpe:2.3:o:netgear:r6300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:d6100_firmware:*:*:*:*:*:*:*:*

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