What is CVE-2018-21204?

CVE-2018-21204 is a high-severity vulnerability in Netgear D7800, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2020-04-28.

How severe is CVE-2018-21204?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Netgear D7800

CVE-2018-21204

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000…

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 D7800
Netgear D7800_firmware
Netgear R6100
Netgear R6100_firmware
Netgear R7500 — versions v2
Netgear R7500_firmware
Netgear R7800
Netgear R7800_firmware
Netgear R9000
Netgear R9000_firmware

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2018-21204?: CVE-2018-21204 is a high-severity vulnerability in Netgear D7800, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2020-04-28.
How severe is CVE-2018-21204?: High severity. CVSS v3 base score is 8.8 out of 10.