Vulnerability Description
Buffer Overflow vulnerability in Open5GS v2.7.7 allows a remote attacker to cause a denial of service via the ogs_sbi_time_parse() function
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Related Weaknesses (CWE)
References
- https://gist.github.com/hackeryounow/c299d593b89fd6487cab4182c8aecabf
- https://github.com/hackeryounow/5GCVulDB/blob/main/smf_crash_uelocationtimestamp
- https://github.com/hackeryounow/5GCVulDB/tree/main/CVE-2026-75438
- https://github.com/open5gs/open5gs/commit/7227b2f5b254160286798e058c189224360d99
- https://github.com/open5gs/open5gs/issues/4612
- https://github.com/open5gs/open5gs/issues/4612
FAQ
What is CVE-2026-75438?
CVE-2026-75438 is a vulnerability with a CVSS score of 7.5 (HIGH). Buffer Overflow vulnerability in Open5GS v2.7.7 allows a remote attacker to cause a denial of service via the ogs_sbi_time_parse() function
How severe is CVE-2026-75438?
CVE-2026-75438 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-75438?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.