What is CVE-2018-21153?

CVE-2018-21153 is a critical-severity vulnerability in Netgear D7800, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2020-04-27.

How severe is CVE-2018-21153?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Netgear D7800

CVE-2018-21153

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.34, DM200 before 1.0.0.50, EX2700 before 1.0.1.32, EX6100v2 before 1.0.1.70, EX6150v2 before 1.0.1.70, EX6200v2 befor…

Vulnerability class: Buffer Overflow

EPSS: 0.015 (71.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2018-21153?: CVE-2018-21153 is a critical-severity vulnerability in Netgear D7800, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2020-04-27.
How severe is CVE-2018-21153?: Critical severity. CVSS v3 base score is 9.8 out of 10.