Buffer overflow in Netgear R6220
CVE-2017-18739
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects R6220 before V1.1.0.50, R7800 before V1.0.2.36, WNDR3400v3 before 1.0.1.14, and WNDR3700v5 before V1.1.0.48.
Vulnerability class: Buffer Overflow
EPSS: 0.006 (42.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Netgear R6220
- Netgear R6220_firmware
- Netgear R7800
- Netgear R7800_firmware
- Netgear Wndr3400 — versions v3
- Netgear Wndr3400_firmware
- Netgear Wndr3700 — versions v5
- Netgear Wndr3700_firmware
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-18739?
- CVE-2017-18739 is a high-severity vulnerability in Netgear R6220, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2020-04-23.
- How severe is CVE-2017-18739?
- High severity. CVSS v3 base score is 8.8 out of 10.