What is CVE-2021-45523?

CVE-2021-45523 is a medium-severity vulnerability in NETGEAR R7000, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.7/10. Published 2021-12-26.

How severe is CVE-2021-45523?

Medium severity. CVSS v3 base score is 5.7 out of 10.

Buffer overflow in NETGEAR R7000

CVE-2021-45523

NETGEAR R7000 devices before 1.0.9.42 are affected by a buffer overflow by an authenticated user.

Vulnerability class: Buffer Overflow

EPSS: 0.010 (60.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Netgear R7000
Netgear R7000_firmware
N/a — versions n/a

Weakness classification (CWE)

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

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-45523?: CVE-2021-45523 is a medium-severity vulnerability in NETGEAR R7000, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.7/10. Published 2021-12-26.
How severe is CVE-2021-45523?: Medium severity. CVSS v3 base score is 5.7 out of 10.