Open5GS up to 2.7.6 /src/sgwc/s11-handler.c assertion

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Open5GS up to 2.7.6. This vulnerability affects the function sgwc_s11_handle_create_indirect_data_forwarding_tunnel_request of the file /src/sgwc/s11-handler.c. The manipulation leads to assertion. This vulnerability is uniquely identified as CVE-2025-15530. The attack is possible to be carried out remotely. Moreover, an exploit is present. The issue report is flagged as already-fixed.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Open5GS up to 2.7.6. This issue affects the function sgwc_s11_handle_create_indirect_data_forwarding_tunnel_request of the file /src/sgwc/s11-handler.c. The manipulation with an unknown input leads to a assertion vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2025-15530. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

The exploit is available at github.com. It is declared as proof-of-concept. The issue report is flagged as already-fixed.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-3138). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CNA Base Score: 5.3
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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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: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

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

01/16/2026 Advisory disclosed
01/16/2026 +0 days VulDB entry created
02/09/2026 +24 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 4231
Status: Confirmed

CVE: CVE-2025-15530 (🔒)
GCVE (CVE): GCVE-0-2025-15530
GCVE (VulDB): GCVE-100-341597
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/16/2026 17:41
Updated: 02/09/2026 21:59
Changes: 01/16/2026 17:41 (56), 01/17/2026 18:49 (31), 01/18/2026 01:32 (1), 02/09/2026 21:59 (11)
Complete: 🔍
Submitter: LinZiyu
Cache ID: 216::103

Submitinfo

Accepted

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