An issue in Open5GS v.2.7.0 allows a remote attacker to cause a denial of service via the ngap_send_to_nas() function in src/amf/ngap-path.c (CVE-2026-71675)
Open5GS version 2.7.0 contains a vulnerability in the ngap_send_to_nas() function within src/amf/ngap-path.c that allows a remote attacker to cause a denial of service. This issue is identified as CVE-2026-71675 and is classified with a high severity score of 7.5. The vulnerability does not impact confidentiality or integrity but affects availability by enabling denial of service. There is no information about patches or fixes currently available. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
CVE-2026-71675 is a denial of service vulnerability in Open5GS version 2.7.0, specifically in the ngap_send_to_nas() function located in src/amf/ngap-path.c. A remote attacker can exploit this flaw to disrupt service availability. The vulnerability is associated with CWE-401, indicating a potential resource management issue such as a memory leak or improper resource handling. The CVSS 3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability.
Potential Impact
The vulnerability allows remote attackers to cause a denial of service, impacting the availability of the Open5GS service. There is no impact on confidentiality or integrity according to the CVSS vector. This could lead to service disruption for users relying on the affected Open5GS version 2.7.0.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should monitor vendor communications for updates. No specific mitigation or workaround is currently documented.
An issue in Open5GS v.2.7.0 allows a remote attacker to cause a denial of service via the ngap_send_to_nas() function in src/amf/ngap-path.c (CVE-2026-71675)
Description
Open5GS version 2.7.0 contains a vulnerability in the ngap_send_to_nas() function within src/amf/ngap-path.c that allows a remote attacker to cause a denial of service. This issue is identified as CVE-2026-71675 and is classified with a high severity score of 7.5. The vulnerability does not impact confidentiality or integrity but affects availability by enabling denial of service. There is no information about patches or fixes currently available. No known exploits are reported in the wild at this time.
CVSS v3.1
Score 7.5high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-71675 is a denial of service vulnerability in Open5GS version 2.7.0, specifically in the ngap_send_to_nas() function located in src/amf/ngap-path.c. A remote attacker can exploit this flaw to disrupt service availability. The vulnerability is associated with CWE-401, indicating a potential resource management issue such as a memory leak or improper resource handling. The CVSS 3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability.
Potential Impact
The vulnerability allows remote attackers to cause a denial of service, impacting the availability of the Open5GS service. There is no impact on confidentiality or integrity according to the CVSS vector. This could lead to service disruption for users relying on the affected Open5GS version 2.7.0.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should monitor vendor communications for updates. No specific mitigation or workaround is currently documented.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-8g8p-gm6f-4mq4
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-71675"]
- Ecosystems
- []
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6a85ee2bacd9273b4969a9dc
Added to database: 08/19/2026, 17:55:55 UTC
Last enriched: 08/19/2026, 18:08:01 UTC
Last updated: 08/19/2026, 18:52:48 UTC
Views: 3
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