Vulnerability Description
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 Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Opennds | Captive Portal | < 10.1.2 |
Related Weaknesses (CWE)
References
- https://github.com/openNDS/openNDS/releases/tag/v10.1.2Release NotesVendor Advisory
- https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed
- https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-t
- https://github.com/openNDS/openNDS/releases/tag/v10.1.2Release NotesVendor Advisory
- https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed
- https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-t
FAQ
What is CVE-2023-38313?
CVE-2023-38313 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...
How severe is CVE-2023-38313?
CVE-2023-38313 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-38313?
Check the references section above for vendor advisories and patch information. Affected products include: Opennds Captive Portal.