OpenvSwitch ICMPv6 Neighbor Advertisement Packet access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in OpenvSwitch. The affected element is an unknown function of the component ICMPv6 Neighbor Advertisement Packet Handler. This manipulation causes access control. This vulnerability is handled as CVE-2023-5366. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in OpenvSwitch (affected version unknown). Affected by this vulnerability is an unknown functionality of the component ICMPv6 Neighbor Advertisement Packet Handler. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect integrity.

The weakness was released 10/04/2023. It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2023-5366 since 10/03/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 237992 (NewStart CGSL MAIN 7.02 : openvswitch Multiple Vulnerabilities (NS-SA-2025-0090)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (237992). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 7.1
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 237992
Nessus Name: NewStart CGSL MAIN 7.02 : openvswitch Multiple Vulnerabilities (NS-SA-2025-0090)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/03/2023 🔍
10/04/2023 +1 days 🔍
10/04/2023 +0 days 🔍
06/10/2025 +615 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Not defined

CVE: CVE-2023-5366 (🔍)
GCVE (CVE): GCVE-0-2023-5366
GCVE (VulDB): GCVE-100-241291

Entryinfo

Created: 10/04/2023 17:30
Updated: 06/10/2025 10:59
Changes: 10/04/2023 17:30 (35), 10/25/2023 15:45 (1), 10/25/2023 15:52 (21), 06/10/2025 10:59 (17)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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