CVE-2023-41102

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

7.5 HighFix available

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

0.97%Up 0.9 points since Nov 17, 2023

What each source reports

NVD Score used 7.5

Record: CVE-2023-41102
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-401, CWE-400
Updated: 2026-11-02

CVE List 7.5

Record: CVE-2023-41102
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-400
Updated: 2026-11-02

EUVDEUVD-2023-45621 7.5

Record: EUVD-2023-45621
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-98jh-839r-xp86 7.5

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

Record: GHSA-98jh-839r-xp86
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-400, CWE-401
Updated: 2026-11-02

OSV 7.5

Record: CVE-2023-41102
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2023-41102 7.5

Record: DEBIAN-CVE-2023-41102
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

Affected products

opennds

Affected packages

Affected packages
Package	Affected	Fixed
`opennds` Debian:12	All versions, plus listed versions 10.2.0+dfsg-110.3.0+dfsg-0.110.3.1+dfsg-19.10.0-1	None known
`opennds` Debian:13	before 10.2.0+dfsg-1	10.2.0+dfsg-1

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-41102 is a high vulnerability (CVSS 7.5) in Opennds, published November 17, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.97%, the 62nd percentile. Fixed in opennds 10.2.0+dfsg-1.