CVE-2023-38313

An issue was discovered in OpenNDS Captive Portal before 10.1.2. it has a do_binauth NULL pointer dereference that can be triggered with a crafted GET HTTP request with a missing client redirect query string parameter. 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 infixed in OpenWrt master, OpenWrt 23.05 and OpenWrt 22.03 on28. August 2023 by updating OpenNDS to version 10.1.3.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/openNDS/openNDS/releases/tag/v10.1.2	Release Notes Vendor Advisory
https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed80
https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006-v4/#sthash.2vJg3d85.rwx82g1C.dpbs

Configurations

Configuration 1 (hide)

cpe:2.3:a:opennds:captive_portal:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2023-11-17 06:15

Updated : 2024-06-20 18:15

NVD link : CVE-2023-38313

Mitre link : CVE-2023-38313

CVE.ORG link : CVE-2023-38313

JSON object : View

Products Affected

opennds

captive_portal

CWE

CWE-476

NULL Pointer Dereference

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