CVE-2023-38313

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

7.5 /10

CVSS v3 : HIGH

V3 Legend

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

20 Jun 2024, 18:15

Type Values Removed Values Added
References
  • () 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 -
Summary (en) 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. (en) 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.

23 Nov 2023, 03:37

Type Values Removed Values Added
CPE cpe:2.3:a:opennds:captive_portal:*:*:*:*:*:*:*:*
First Time Opennds
Opennds captive Portal
CWE CWE-476
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5
References () https://github.com/openNDS/openNDS/releases/tag/v10.1.2 - () https://github.com/openNDS/openNDS/releases/tag/v10.1.2 - Release Notes, Vendor Advisory

17 Nov 2023, 06:15

Type Values Removed Values Added
New CVE
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