CVE-2023-38315

· HIGHModified

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CVSS v3.1

7.5

EPSS

0.96%

Published

Nov 17, 2023

Modified

Nov 21, 2024

Public PoC / Exploit (1)

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Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

Description

An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a try_to_authenticate NULL pointer dereference that can be triggered with a crafted GET HTTP with a missing client token query string parameter. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition). 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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-476

Affected Products (1)

opennds · captive_portal (up to 10.1.2)vulnerable

References (6)

https://github.com/openNDS/openNDS/releases/tag/v10.1.2

Release NotesVendor 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

https://github.com/openNDS/openNDS/releases/tag/v10.1.2

Release NotesVendor 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

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