CVE-2023-38324 — An issue was discovered in OpenNDS before 10
An issue was discovered in OpenNDS before 10.1.2. It allows users to skip the splash page sequence (and directly authenticate) when it is using the default FAS key and OpenNDS is configured as FAS. Affected OpenNDS Captive Portal before version 10.1.2 fixed in OpenWrt master, Ope
Published
2023-11-17T00:00:00.000Z
Last modified
2024-11-26T20:12:30.137Z
01What is this vulnerability?
An issue was discovered in OpenNDS before 10.1.2. It allows users to skip the splash page sequence (and directly authenticate) when it is using the default FAS key and OpenNDS is configured as FAS. 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.
02Affected products
| Vendor | Product | Versions |
|---|
| n | a / n/a | n/a |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2023-11-17T00:00:00.000Z
- Last modified: 2024-11-26T20:12:30.137Z
09References
- openwrt.org — https://openwrt.org/docs/guide-user/services/captive-portal/opennds
- github.com — https://github.com/openNDS/openNDS/releases/tag/v10.1.2
- github.com — https://github.com/openNDS/openNDS/blob/master/ChangeLog
- www.forescout.com — https://www.forescout.com/resources/sierra21-vulnerabilities
- cwe.mitre.org — https://cwe.mitre.org/data/definitions/1390.html
- github.com — https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed…
- source.sierrawireless.com — https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-t…
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