OpenAirInterface oai-cn5g-amf 2.2.0 AUSF denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in OpenAirInterface oai-cn5g-amf 2.2.0. This vulnerability affects unknown code of the component AUSF. Such manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2026-30075. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in OpenAirInterface oai-cn5g-amf 2.2.0. It has been rated as problematic. Affected by this issue is an unknown part of the component AUSF. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

OpenAirInterface Version 2.2.0 has a Buffer Overflow vulnerability in processing UplinkNASTransport containing Authentication Response containing a NAS PDU with oversize response (For example 100 byte). The response is decoded by AMF and passed to the AUSF component for verification. AUSF crashes on receiving this oversize response. This can prohibit users from further registration and verification and can cause Denial of Services (DoS).

The advisory is available at gitlab.eurecom.fr. This vulnerability is handled as CVE-2026-30075 since 03/04/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

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: Yes

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

03/04/2026 CVE reserved
04/08/2026 +34 days Advisory disclosed
04/08/2026 +0 days VulDB entry created
04/08/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: gitlab.eurecom.fr
Status: Confirmed

CVE: CVE-2026-30075 (🔒)
GCVE (CVE): GCVE-0-2026-30075
GCVE (VulDB): GCVE-100-356282

Entryinfo

Created: 04/08/2026 19:10
Changes: 04/08/2026 19:10 (53)
Complete: 🔍
Cache ID: 216:760:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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