What is CVE-2022-48196?

CVE-2022-48196 is a high-severity vulnerability in NETGEAR R6400v2, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.4/10. Published 2022-12-30.

How severe is CVE-2022-48196?

High severity. CVSS v3 base score is 7.4 out of 10.

Is CVE-2022-48196 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in NETGEAR R6400v2

CVE-2022-48196

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX40 before 1.0.2.60, RAX35 before 1.0.2.60, R6400v2 before 1.0.4.122, R6700v3 before 1.0.4.122, R6900P before 1.3.3.152, R7000P before 1.3.3.152, R7000 before 1.0.11.136, R7960P before 1.4.4.94, and R8000P before 1.4.4.94.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (57.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

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

Public proof-of-concept exploits

WeakSpotter/AI-CVE-Explainer

References

cve@mitre.org (Patch, Third Party Advisory)
cve@mitre.org (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2022-48196?: CVE-2022-48196 is a high-severity vulnerability in NETGEAR R6400v2, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.4/10. Published 2022-12-30.
How severe is CVE-2022-48196?: High severity. CVSS v3 base score is 7.4 out of 10.
Is CVE-2022-48196 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.