HPE Aruba Networking Private 5G Core up to 1.24.3.4 Management API denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
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.
5.4$0-$5k0.00

Summaryinfo

A vulnerability was found in HPE Aruba Networking Private 5G Core up to 1.24.3.4 and classified as problematic. This affects an unknown function of the component Management API. Executing a manipulation can lead to denial of service. This vulnerability is registered as CVE-2026-23596. The attack requires access to the local network. No exploit is available.

Detailsinfo

A vulnerability classified as problematic was found in HPE Aruba Networking Private 5G Core up to 1.24.3.4. This vulnerability affects an unknown code of the component Management API. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

A vulnerability in the management API of the affected product could allow an unauthenticated remote attacker to trigger service restarts. Successful exploitation could allow an attacker to disrupt services and negatively impact system availability.

The advisory is shared for download at support.hpe.com. This vulnerability was named CVE-2026-23596 since 01/14/2026. The exploitation appears to be easy. The attack needs to be initiated within the local network. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 02/28/2026).

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

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

CNA Base Score: 6.5
CNA Vector (hpe): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/14/2026 CVE reserved
02/18/2026 +35 days Advisory disclosed
02/18/2026 +0 days VulDB entry created
02/28/2026 +10 days VulDB entry last update

Sourcesinfo

Vendor: hpe.com

Advisory: support.hpe.com
Status: Confirmed

CVE: CVE-2026-23596 (🔒)
GCVE (CVE): GCVE-0-2026-23596
GCVE (VulDB): GCVE-100-346420

Entryinfo

Created: 02/18/2026 06:50
Updated: 02/28/2026 03:53
Changes: 02/18/2026 06:50 (62), 02/28/2026 03:53 (1)
Complete: 🔍
Cache ID: 216::103

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