How severe is CVE-2017-18700?

CVE-2017-18700 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-18700 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18700?

CVE-2017-18700 primarily affects Netgear D6400 Firmware. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-18700?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-18700 published?

CVE-2017-18700 was published on 2020-04-24 and last updated on 2026-06-17.

CVE-2017-18700

CVE-2017-18700 is a medium-severity vulnerability in Netgear D6400 Firmware with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Netgear D6400 Firmware
Published: 2020-04-24
Last modified: 2026-06-17

Description

Certain NETGEAR devices are affected by stored XSS. This affects D6400 before 1.0.0.60, D7000 before 1.0.1.50, D8500 before 1.0.3.29, EX6200 before 1.0.3.84, EX7000 before 1.0.0.60, R6250 before 1.0.4.16, R6300v2 before 1.0.4.18, R6400 before 1.01.32, R6400v2 before 1.0.2.44, R6700 before 1.0.1.36, R6900 before 1.0.1.34, R6900P before 1.3.0.8, R7000 before 1.0.9.14, R7000P before 1.3.0.8, R7100LG before 1.0.0.34, R7300DST before 1.0.0.56, R7900 before 1.0.1.26, R8000 before 1.0.4.4, R8300 before 1.0.2.106, R8500 before 1.0.2.106, R9000 before 1.0.2.52, WNDR3400v3 before 1.0.1.16, WNR3500Lv2 before 1.2.0.46, and WNDR3700v5 before 1.1.0.48.

Frequently asked questions

What is CVE-2017-18700?: Certain NETGEAR devices are affected by stored XSS. This affects D6400 before 1.0.0.60, D7000 before 1.0.1.50, D8500 before 1.0.3.29, EX6200 before 1.0.3.84, EX7000 before 1.0.0.60, R6250 before 1.0.4.16, R6300v2 before 1.0.4.18, R6400 before 1.01.32, R6400v2 before 1.0.2.44, R6700 before 1.0.1.36, R6900 before 1.0.1.34, R6900P before 1.3.0.8, R7000 before 1.0.9.14, R7000P before 1.3.0.8, R7100LG before 1.0.0.34, R7300DST before 1.0.0.56, R7900 before 1.0.1.26, R8000 before 1.0.4.4, R8300 before 1.0.2.106, R8500 before 1.0.2.106, R9000 before 1.0.2.52, WNDR3400v3 before 1.0.1.16, WNR3500Lv2 before 1.2.0.46, and WNDR3700v5 before 1.1.0.48.
How severe is CVE-2017-18700?: CVE-2017-18700 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-18700 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18700?: CVE-2017-18700 primarily affects Netgear D6400 Firmware. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-18700?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-18700 published?: CVE-2017-18700 was published on 2020-04-24 and last updated on 2026-06-17.

References

https://kb.netgear.com/000053202/Security-Advisory-for-Stored-Cross-Site-Scripting-on-Some-Routers-Gateways-and-Extenders-PSV-2017-0342

Affected products (23)

cpe:2.3:o:netgear:d6400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:d8500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:ex6200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:ex7000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6250_firmware:*:*:*:*:*:*:*:*
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:r6900_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r7300dst_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wndr3400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr3500l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wndr3700_firmware:*:*:*:*:*:*:*:*

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