Opennds
CVE-2023-41102
HIGH
Vulnerability Assessment
| Weakness |
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Resource cleanup, leak prevention
|
| Impact | CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. |
| Exploit ScenarioDerived | A remote attacker could exhaust available memory leading to denial of service by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAI
An issue was discovered in the captive portal in OpenNDS before version 10.1.3. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Memory Leak vulnerability could allow attackers to exhaust available memory leading to denial of service.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Ensure all allocated memory is properly freed. Use RAII patterns or garbage-collected languages.
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Technical ContextAI · show details
This vulnerability is classified as Memory Leak (CWE-401), which allows attackers to exhaust available memory leading to denial of service. 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. Affected products include: Opennds. Version information: version 10.1.3..
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
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.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.
Affected Products (CPE)NVD
An issue was discovered in the captive portal in OpenNDS before version 10.1.3. Rated critical severity (CVSS 9.8), this
An issue was discovered in OpenNDS Captive Portal before version 10.1.2. Rated critical severity (CVSS 9.8), this vulner
openNDS 10.2.0 is vulnerable to Use-After-Free via /openNDS/src/auth.c. Rated medium severity (CVSS 5.5), this vulnerabi
Unauthenticated OS command injection in openNDS before 11.0.0 allows any adjacent-network attacker - such as an unprivil
OS command injection in openNDS before 11.0.0 allows an authenticated captive portal user to execute arbitrary shell com
An issue was discovered in OpenNDS Captive Portal before version 10.1.2. Rated high severity (CVSS 7.5), this vulnerabil
An issue was discovered in OpenNDS Captive Portal before version 10.1.2. Rated high severity (CVSS 7.5), this vulnerabil
An issue was discovered in OpenNDS Captive Portal before version 10.1.2. Rated high severity (CVSS 7.5), this vulnerabil
An issue was discovered in OpenNDS Captive Portal before 10.1.2. Rated high severity (CVSS 7.5), this vulnerability is r
Heap-based buffer overflow in openNDS before 11.0.0 allows an unauthenticated attacker positioned on the captive portal
An issue was discovered in OpenNDS Captive Portal before version 10.1.2. Rated medium severity (CVSS 6.5), this vulnerab
Memory exhaustion vulnerabilities in openNDS before 11.0.0 allow an unauthenticated attacker on the captive portal netwo
NVD
CVE.org
EPSS
GitHub
Exploit-DB