What is CVE-2021-45609?

CVE-2021-45609 is a critical-severity vulnerability in Netgear D8500, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.6/10. Published 2021-12-26.

How severe is CVE-2021-45609?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Buffer overflow in Netgear D8500

CVE-2021-45609

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D8500 before 1.0.3.58, R6250 before 1.0.4.48, R7000 before 1.0.11.116, R7100LG before 1.0.0.64, R7900 before 1.0.4.38, R8300 before 1.0…

Vulnerability class: Buffer Overflow

EPSS: 0.012 (64.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/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 (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-45609?: CVE-2021-45609 is a critical-severity vulnerability in Netgear D8500, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.6/10. Published 2021-12-26.
How severe is CVE-2021-45609?: Critical severity. CVSS v3 base score is 9.6 out of 10.