CVE-2017-18738
CVE-2017-18738 is a high-severity vulnerability in Netgear Ex6150 Firmware with a CVSS 3.x base score of 8.8. 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-787.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 5.8
- EPSS exploit prediction: 1% (54th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Netgear Ex6150 Firmware
- Published:
- Last modified:
Description
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects EX6150v2 before 1.0.1.54, R6400 before 1.0.1.24, R6400v2 before 1.0.2.32, R6700 before 1.0.1.22, R6900 before 1.0.1.22, R7000 before 1.0.9.10, R7000P before 1.2.0.22, R6900P before 1.2.0.22, R7100LG before 1.0.0.32, R7300DST before 1.0.0.54, R7900 before 1.0.1.18, R8000 before 1.0.3.48, R8300 before 1.0.2.106, R8500 before 1.0.2.106, R6100 before 1.0.1.16, WNDR4300v2 before 1.0.0.48, WNDR4500v3 before 1.0.0.48, and WNR2000v5 before 1.0.0.58.
Frequently asked questions
- What is CVE-2017-18738?
- Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects EX6150v2 before 1.0.1.54, R6400 before 1.0.1.24, R6400v2 before 1.0.2.32, R6700 before 1.0.1.22, R6900 before 1.0.1.22, R7000 before 1.0.9.10, R7000P before 1.2.0.22, R6900P before 1.2.0.22, R7100LG before 1.0.0.32, R7300DST before 1.0.0.54, R7900 before 1.0.1.18, R8000 before 1.0.3.48, R8300 before 1.0.2.106, R8500 before 1.0.2.106, R6100 before 1.0.1.16, WNDR4300v2 before 1.0.0.48, WNDR4500v3 before 1.0.0.48, and WNR2000v5 before 1.0.0.58.
- How severe is CVE-2017-18738?
- CVE-2017-18738 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2017-18738 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-2017-18738?
- CVE-2017-18738 primarily affects Netgear Ex6150 Firmware. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2017-18738?
- 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-2017-18738 published?
- CVE-2017-18738 was published on 2020-04-23 and last updated on 2026-06-17.
References
Affected products (17)
- cpe:2.3:o:netgear:ex6150_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:r7000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6900p_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:r6100_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:*
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