CVE-2017-18866
CVE-2017-18866 is a medium-severity vulnerability in Netgear 6r7500 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 6r7500 Firmware
- Published:
- Last modified:
Description
Certain NETGEAR devices are affected by stored XSS. This affects R9000 before 1.0.2.40, R6100 before 1.0.1.1, 6R7500 before 1.0.0.110, R7500v2 before 1.0.3.20, R7800 before 1.0.2.36, WNDR4300v2 before 1.0.0.48, and WNR2000v5 before 1.0.0.58.
Frequently asked questions
- What is CVE-2017-18866?
- Certain NETGEAR devices are affected by stored XSS. This affects R9000 before 1.0.2.40, R6100 before 1.0.1.1, 6R7500 before 1.0.0.110, R7500v2 before 1.0.3.20, R7800 before 1.0.2.36, WNDR4300v2 before 1.0.0.48, and WNR2000v5 before 1.0.0.58.
- How severe is CVE-2017-18866?
- CVE-2017-18866 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-2017-18866 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-2017-18866?
- CVE-2017-18866 primarily affects Netgear 6r7500 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2017-18866?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2017-18866 published?
- CVE-2017-18866 was published on 2020-05-05 and last updated on 2026-06-17.
References
Affected products (7)
- cpe:2.3:o:netgear:6r7500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6100_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:*
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