HOMEVULNERABILITIESCVE-2023-38324
MEDIUM

CVE-2023-38324

NVD-CWE-noinfoPublished: November 17, 2023· Updated: Jun 17, 2026

5.3
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2023-38324 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected Vendors & Products

opennds1 product(s)
captive portal
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/openNDS/openNDS/releases/tag/v10.1.2
ADVISORYhttps://github.com/openNDS/openNDS/releases/tag/v10.1.2

All References (14)

→
https://cwe.mitre.org/data/definitions/1390.html
→
https://github.com/openNDS/openNDS/blob/master/ChangeLog
→
https://github.com/openNDS/openNDS/releases/tag/v10.1.2Release Notes · Vendor Advisory
→
https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed80
→
https://openwrt.org/docs/guide-user/services/captive-portal/opennds
→
https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006-v4/#sthash.2vJg3d85.rwx82g1C.dpbs
→
https://www.forescout.com/resources/sierra21-vulnerabilities
→
https://cwe.mitre.org/data/definitions/1390.html
→
https://github.com/openNDS/openNDS/blob/master/ChangeLog
→
https://github.com/openNDS/openNDS/releases/tag/v10.1.2Release Notes · Vendor Advisory
→
https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed80
→
https://openwrt.org/docs/guide-user/services/captive-portal/opennds
→
https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006-v4/#sthash.2vJg3d85.rwx82g1C.dpbs
→
https://www.forescout.com/resources/sierra21-vulnerabilities

Quick Facts

CVE IDCVE-2023-38324
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedNov 17, 2023

Related CVEs (NVD-CWE-noinfo)

CVE-2008-4615
10.0
CVE-2008-4630
10.0
CVE-2008-4595
10.0
CVE-2008-4594
10.0
CVE-2008-6021
10.0
CVE-2008-4690
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-38324 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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