TI-2023-21724 Aliases CVE-2023-41102 GHSA-98jh-839r-xp86

An issue was discovered in the captive portal in OpenNDS before version 10.1.3.

MEDIUM 41CWE-400Published 2023-11-17 · Updated 2024-08-02

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-400.

Summary

An issue was discovered in the captive portal in OpenNDS before version 10.1.3. It has multiple memory leaks due to not freeing up allocated memory. This may lead to a Denial-of-Service condition due to the consumption of all available memory. Affected OpenNDS before version 10.1.3 fixed in OpenWrt master and OpenWrt 23.05 on 23. November by updating OpenNDS to version 10.2.0.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00972 62nd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:opennds:opennds::::::::	before 10.1.3	Vulnerable	openNDS

cpe:2.3:a:opennds:opennds:*:*:*:*:*:*:*:* Versions before 10.1.3 Vulnerable ·openNDS

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-41102
2026-10-03 Alias added: GHSA-98jh-839r-xp86

References

Patch 1

https://github.com/openNDS/openNDS/commit/31dbf4aa069c5bb39a7926d86036ce3b04312b51

Other 3

TI-2023-19721 An issue was discovered in OpenNDS before 10.1.3. CVSS 3.1CRITICAL 9.8
TI-2023-21723 An issue was discovered in the captive portal in OpenNDS before version 10.1.3. CVSS 3.1CRITICAL 9.8
TI-2023-19715 An issue was discovered in OpenNDS before 10.1.3. CVSS 3.1CRITICAL 9.8
TI-2023-19717 An issue was discovered in OpenNDS before 10.1.3. CVSS 3.1CRITICAL 9.8
TI-2023-19716 An issue was discovered in OpenNDS before 10.1.3. CVSS 3.1CRITICAL 9.8
TI-2024-16946 openNDS 10.2.0 is vulnerable to Use-After-Free via /openNDS/src/auth.c. CVSS 3.1MEDIUM 5.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences