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Vulnerability record · CVE-2022-48196 · published 30 December 2022

CVE-2022-48196: Netgear rax40 firmware classic buffer overflow vulnerability

Netgear · Rax40 Firmware

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.

9.8 CVSS 3.1 Critical EPSS 0.94% · top 40.6% CWE-120 · Classic buffer overflow
9.8CVSS 3.1 base score
0.94%EPSS exploitation probability, 30 days
NoNot in CISA KEV
9Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

9 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://kb.netgear.com/000065495/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2019-0208 PatchVendor Advisory
https://www.bleepingcomputer.com/news/security/netgear-warns-users-to-patch-recently-fixed-wifi-router-bug/ PatchThird Party Advisory
https://kb.netgear.com/000065495/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2019-0208 PatchVendor Advisory
https://www.bleepingcomputer.com/news/security/netgear-warns-users-to-patch-recently-fixed-wifi-router-bug/ PatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2016-6277NETGEAR router cgi-bin command injection allows remote code executionMultiple NETGEAR router models fail to sanitize shell metacharacters in the path info passed to cgi-bin/, allowing remote command execution. The flaw…KEVEPSS 100%analysed9.8CVE-2023-36187Netgear cbr40 firmware classic buffer overflow vulnerabilityBuffer Overflow vulnerability in NETGEAR R6400v2 before version 1.0.4.118, allows remote unauthenticated attackers to execute arbitrary code via craf…EPSS 1.1%9.8CVE-2022-48322Netgear mr60 firmware out-of-bounds write vulnerabilityNETGEAR Nighthawk WiFi Mesh systems and routers are affected by a stack-based buffer overflow vulnerability. This affects MR60 before 1.1.7.132, MS60…EPSS 0.68%9.8CVE-2022-44184Netgear r7000p firmware out-of-bounds write vulnerabilityNetgear R7000P V1.3.0.8 is vulnerable to Buffer Overflow in /usr/sbin/httpd via parameter wan_dns1_sec.EPSS 1.0%9.8CVE-2022-44197Netgear r7000p firmware out-of-bounds write vulnerabilityNetgear R7000P V1.3.0.8 is vulnerable to Buffer Overflow via parameter openvpn_server_ip.EPSS 1.1%9.8CVE-2022-44198Netgear r7000p firmware out-of-bounds write vulnerabilityNetgear R7000P V1.3.1.64 is vulnerable to Buffer Overflow via parameter openvpn_push1.EPSS 1.0%9.8CVE-2022-44199Netgear r7000p firmware out-of-bounds write vulnerabilityNetgear R7000P V1.3.1.64 is vulnerable to Buffer Overflow via parameter openvpn_server_ip.EPSS 1.0%9.8CVE-2022-44200Netgear r7000p firmware out-of-bounds write vulnerabilityNetgear R7000P V1.3.0.8, V1.3.1.64 is vulnerable to Buffer Overflow via parameters: stamode_dns1_pri and stamode_dns1_sec.EPSS 1.0%

Source: NIST National Vulnerability Database (record CVE-2022-48196), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.