Open5GS up to 2.7.0 NAS Message amf/gmm-sm.c gmm_state_authentication assertion

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Open5GS up to 2.7.0. It has been declared as critical. The impacted element is the function gmm_state_authentication of the file amf/gmm-sm.c of the component NAS Message Handler. The manipulation results in assertion. This vulnerability is cataloged as CVE-2024-34475. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Open5GS up to 2.7.0. It has been classified as critical. Affected is the function gmm_state_authentication of the file amf/gmm-sm.c of the component NAS Message Handler. The manipulation with an unknown input leads to a assertion vulnerability. CWE is classifying the issue as CWE-617. The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary. This is going to have an impact on availability. CVE summarizes:

Open5GS before 2.7.1 is vulnerable to a reachable assertion that can cause an AMF crash via NAS messages from a UE: gmm_state_authentication in amf/gmm-sm.c for != OGS_ERROR.

The advisory is available at github.com. This vulnerability is traded as CVE-2024-34475 since 05/04/2024. The exploitability is told to be easy. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

Upgrading to version 2.7.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
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: Assertion
CWE: CWE-617
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Open5GS 2.7.1
Patch: github.com

Timelineinfo

05/04/2024 🔍
05/05/2024 +1 days 🔍
05/05/2024 +0 days 🔍
05/05/2024 +0 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2024-34475 (🔍)
GCVE (CVE): GCVE-0-2024-34475
GCVE (VulDB): GCVE-100-263094

Entryinfo

Created: 05/05/2024 06:10
Changes: 05/05/2024 06:10 (57)
Complete: 🔍
Cache ID: 216::103

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