An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a do_binauth NULL pointer dereference that be triggered with a crafted GET HTTP request with a missing User-Agent HTTP header. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition). The issue occurs when the client is about to be authenticated, and can be triggered only when the BinAuth option is set. 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.
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-11-17T00:00:00

Updated: 2024-08-02T17:39:12.969Z

Reserved: 2023-07-14T00:00:00

Link: CVE-2023-38322

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2023-11-17T06:15:33.720

Modified: 2024-11-21T08:13:19.840

Link: CVE-2023-38322

cve-icon Redhat

No data.