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Vulnerability record · CVE-2022-24655 · published 18 March 2022

CVE-2022-24655: Netgear ex6100 firmware out-of-bounds write vulnerability

Netgear · Ex6100 Firmware

A stack overflow vulnerability exists in the upnpd service in Netgear EX6100v1 201.0.2.28, CAX80 2.1.2.6, and DC112A 1.0.0.62, which may lead to the execution of arbitrary code without authentication.

7.8 CVSS 3.1 High EPSS 1.1% · top 34.9% CWE-787 · Out-of-bounds write
7.8CVSS 3.1 base score, v2 7.2
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A stack overflow vulnerability exists in the upnpd service in Netgear EX6100v1 201.0.2.28, CAX80 2.1.2.6, and DC112A 1.0.0.62, which may lead to the execution of arbitrary code without authentication.

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

Affected products

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

References

LinkTags
https://github.com/doudoudedi/Netgear_product_stack_overflow/blob/main/NETGEAR%20EX%20series%20upnpd%20stack_overflow.md ExploitPatchThird Party Advisory
https://kb.netgear.com/000064615/Security-Advisory-for-Pre-Authentication-Command-Injection-on-EX6100v1-and-Pre-Authenti Vendor Advisory
https://www.netgear.com/about/security/ Vendor Advisory
https://github.com/doudoudedi/Netgear_product_stack_overflow/blob/main/NETGEAR%20EX%20series%20upnpd%20stack_overflow.md ExploitPatchThird Party Advisory
https://kb.netgear.com/000064615/Security-Advisory-for-Pre-Authentication-Command-Injection-on-EX6100v1-and-Pre-Authenti Vendor Advisory
https://www.netgear.com/about/security/ Vendor Advisory

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Related vulnerabilities

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

9.8CVE-2025-28219Netgear dc112a firmware os command injection vulnerabilityNetgear DC112A V1.0.0.64 has an OS command injection vulnerability in the usb_adv.cgi, which allows remote attackers to execute arbitrary commands vi…EPSS 13%9.8CVE-2021-45638Netgear d6220 firmware out-of-bounds write vulnerabilityCertain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.68, D6400 befor…EPSS 1.5%9.8CVE-2021-45610Netgear d6220 firmware classic buffer overflow vulnerabilityCertain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.66, D6400 before 1.0.0.100,…EPSS 1.4%9.8CVE-2021-45611Netgear dc112a firmware classic buffer overflow vulnerabilityCertain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects DC112A before 1.0.0.52, R6400 before 1.0.1.68,…EPSS 1.2%9.8CVE-2021-45527Netgear rbk752 firmware classic buffer overflow vulnerabilityCertain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6220 before 1.0.0.68, D6400 before 1.0.0.102, D7000…EPSS 1.1%9.8CVE-2021-38527Netgear cbr40 firmware command injection vulnerabilityCertain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.14, EX6100v2 before 1.0.1.9…EPSS 1.7%9.8CVE-2021-38516Netgear d6220 firmware vulnerabilityCertain NETGEAR devices are affected by lack of access control at the function level. This affects D6220 before 1.0.0.48, D6400 before 1.0.0.82, D700…EPSS 1.3%9.8CVE-2020-35796Netgear cbr40 firmware classic buffer overflow vulnerabilityCertain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects CBR40 before 2.5.0.10, D6220 before 1.0.0.60, …EPSS 1.3%

Source: NIST National Vulnerability Database (record CVE-2022-24655), CISA KEV, FIRST EPSS (scores of 2026-10-05). This page is refreshed as NVD updates the record.