CVEvulnerability
CVE-2023-38321
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-12-25
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-476
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.
Affected configurations
• sierrawireless aleos (< 4.17.0.12)
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- https://github.com/openNDS/openNDS/blob/master/ChangeLog Release Notes
- https://openwrt.org/docs/guide-user/services/captive-portal/opennds Product
- https://source.sierrawireless.com/-/media/support_downloads/security-bulletins/pdf/swi-psa-2023-006-r3.ashx Vendor Advisory
- https://github.com/openNDS/openNDS/blob/master/ChangeLog Release Notes
- https://openwrt.org/docs/guide-user/services/captive-portal/opennds Product
- https://source.sierrawireless.com/-/media/support_downloads/security-bulletins/pdf/swi-psa-2023-006-r3.ashx Vendor Advisory