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CVE-2023-23110

7.4 · HIGH

An exploitable firmware modification vulnerability was discovered in certain Netgear products.

Published Feb 2, 2023CWE-494EPSS 0.57%

Overview

CVE-2023-23110 is a high-severity vulnerability. It was published on February 2, 2023 and has a CVSS 3.1 base score of 7.4 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

An exploitable firmware modification vulnerability was discovered in certain Netgear products. The data integrity of the uploaded firmware image is ensured with a fixed checksum number. Therefore, an attacker can conduct a MITM attack to modify the user-uploaded firmware image and bypass the checksum verification. This affects WNR612v2 Wireless Routers 1.0.0.3 and earlier, DGN1000v3 Modem Router 1.0.0.22 and earlier, D6100 WiFi DSL Modem Routers 1.0.0.63 and earlier, WNR1000v2 Wireless Routers 1.1.2.60 and earlier, XAVN2001v2 Wireless-N Extenders 0.4.0.7 and earlier, WNR2200 Wireless Routers 1.0.1.102 and earlier, WNR2500 Wireless Routers 1.0.0.34 and earlier, R8900 Smart WiFi Routers 1.0.3.6 and earlier, and R9000 Smart WiFi Routers 1.0.3.6 and earlier.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refhackmd.io/%40slASVrz_SrW7NQCsunofeA/BkBPIeGcoRefhackmd.io/%40slASVrz_SrW7NQCsunofeA/H1lIcXbcoRefhackmd.io/%40slASVrz_SrW7NQCsunofeA/HyZRxmb9sRefhackmd.io/%40slASVrz_SrW7NQCsunofeA/S1BNhbWqiRefhackmd.io/%40slASVrz_SrW7NQCsunofeA/S1qWglM5oRefhackmd.io/%40slASVrz_SrW7NQCsunofeA/S1t47EbqjRefhackmd.io/%40slASVrz_SrW7NQCsunofeA/SJCGkb-9oRefhackmd.io/%40slASVrz_SrW7NQCsunofeA/r1Z4BX-5iRefhackmd.io/%40slASVrz_SrW7NQCsunofeA/ryjVZz-5sRefwww.netgear.com/about/security/

How CyberStrike helps

Frequently asked questions

What is CVE-2023-23110?

CVE-2023-23110 is a high-severity vulnerability. It was published on February 2, 2023 and has a CVSS 3.1 base score of 7.4 (HIGH).

How severe is CVE-2023-23110?

This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-23110?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2023-23110?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-23110 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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