CVE-2023-38321

high

Description

OpenNDS, as used in Sierra Wireless ALEOS before 4.17.0.12 and other products, allows remote attackers to cause a denial of service (NULL pointer dereference, daemon crash, and Captive Portal outage) via a GET request to /opennds_auth/ that lacks a custom query string parameter and client-token.

References

https://www.forescout.com/resources/sierra21-vulnerabilities

https://source.sierrawireless.com/-/media/support_downloads/security-bulletins/pdf/swi-psa-2023-006-r3.ashx

https://openwrt.org/docs/guide-user/services/captive-portal/opennds

https://github.com/openNDS/openNDS/blob/master/ChangeLog

Details

Source: Mitre, NVD

Published: 2023-12-25

Updated: 2024-01-03

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High