CVE-2026-8252: NULL Pointer Dereference in Open5GS
CVE-2026-8252 is a medium severity vulnerability in Open5GS versions up to 2.7.7. It involves a null pointer dereference in the SMF component's function smf_nsmf_handle_create_data_in_hsmf. The vulnerability can be triggered remotely without user interaction or elevated privileges. Although the issue was reported early, the Open5GS project has not yet responded or provided a fix. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability affects Open5GS up to version 2.7.7 in the SMF component, specifically in the function smf_nsmf_handle_create_data_in_hsmf. A remote attacker can cause a null pointer dereference by manipulating input to this function. The vulnerability does not require user interaction or high privileges and has a CVSS 4.0 base score of 5.3, indicating medium severity. The Open5GS project has been informed but has not issued a patch or official remediation guidance yet.
Potential Impact
Successful exploitation leads to a null pointer dereference, which typically results in a denial of service condition by crashing the affected component. There is no evidence of privilege escalation, data disclosure, or code execution from the provided information. No known exploits are currently active in the wild.
Mitigation Recommendations
No official fix or patch is currently available as the vendor has not responded to the issue report. Users should monitor the Open5GS project for updates and apply any future patches promptly. Until a fix is released, consider limiting exposure of the SMF component to untrusted networks to reduce risk.
CVE-2026-8252: NULL Pointer Dereference in Open5GS
Description
CVE-2026-8252 is a medium severity vulnerability in Open5GS versions up to 2.7.7. It involves a null pointer dereference in the SMF component's function smf_nsmf_handle_create_data_in_hsmf. The vulnerability can be triggered remotely without user interaction or elevated privileges. Although the issue was reported early, the Open5GS project has not yet responded or provided a fix. There are no known exploits in the wild at this time.
CVSS v4.0
Score 5.3medium
Affected software
pkg:github/open5gs/open5gsRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects Open5GS up to version 2.7.7 in the SMF component, specifically in the function smf_nsmf_handle_create_data_in_hsmf. A remote attacker can cause a null pointer dereference by manipulating input to this function. The vulnerability does not require user interaction or high privileges and has a CVSS 4.0 base score of 5.3, indicating medium severity. The Open5GS project has been informed but has not issued a patch or official remediation guidance yet.
Potential Impact
Successful exploitation leads to a null pointer dereference, which typically results in a denial of service condition by crashing the affected component. There is no evidence of privilege escalation, data disclosure, or code execution from the provided information. No known exploits are currently active in the wild.
Mitigation Recommendations
No official fix or patch is currently available as the vendor has not responded to the issue report. Users should monitor the Open5GS project for updates and apply any future patches promptly. Until a fix is released, consider limiting exposure of the SMF component to untrusted networks to reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-10T14:40:09.473Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a011678cbff5d861007db37
Added to database: 05/10/2026, 23:36:24 UTC
Last enriched: 05/18/2026, 10:49:14 UTC
Last updated: 06/26/2026, 20:56:20 UTC
Views: 87
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