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CVE-2023-38316

9.8 · CRITICAL

An issue was discovered in OpenNDS Captive Portal before version 10.1.2.

Published Nov 17, 2023CWE-116EPSS 1.08%

Overview

CVE-2023-38316 is a critical-severity vulnerability. It was published on November 17, 2023 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

An issue was discovered in OpenNDS Captive Portal before version 10.1.2. When the custom unescape callback is enabled, attackers can execute arbitrary OS commands by inserting them into the URL portion of HTTP GET requests. Affected OpenNDS Captive Portal before version 10.1.2 fixed in OpenWrt master, OpenWrt 23.05 and OpenWrt 22.03 on 28. August 2023 by updating OpenNDS to version 10.1.3.

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

GitHubgithub.com/openNDS/openNDS/releases/tag/v10.1.2GitHubgithub.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed80Refsource.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006-v4/#sthash.2vJg3d85.rwx82g1C.dpbsGitHubgithub.com/openNDS/openNDS/releases/tag/v10.1.2GitHubgithub.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed80Refsource.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006-v4/#sthash.2vJg3d85.rwx82g1C.dpbs

How CyberStrike helps

Frequently asked questions

What is CVE-2023-38316?

CVE-2023-38316 is a critical-severity vulnerability. It was published on November 17, 2023 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2023-38316?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-38316?

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-2023-38316?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-38316 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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