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CVE-2023-40459

7.5 · HIGH

The ACEManager component of ALEOS 4.16 and earlier does not adequately perform input sanitization during authentication, which could potentially result in a Denial of Service (DoS) condition for AC…

Published Dec 4, 2023CWE-476EPSS 2.30%

Overview

CVE-2023-40459 is a high-severity vulnerability. It was published on December 4, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The

ACEManager component of ALEOS 4.16 and earlier does not adequately perform

input sanitization during authentication, which could potentially result in a

Denial of Service (DoS) condition for ACEManager without impairing other router

functions. ACEManager recovers from the DoS condition by restarting within ten

seconds of becoming unavailable.

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.

Frequently asked questions

What is CVE-2023-40459?

CVE-2023-40459 is a high-severity vulnerability. It was published on December 4, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2023-40459?

This vulnerability has a CVSS 3.1 base score of 7.5, 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-2023-40459?

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-2023-40459?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-40459 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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