CVE-2026-75438CWE-120

CVE-2026-75438

High · published September 5, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
56.8
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00820 · 56.8th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-09-05T01:17Z
References (6)
https://gist.github.com/hackeryounow/c299d593b89fd6487cab4182c8aecabf · [email protected]https://github.com/hackeryounow/5GCVulDB/blob/main/smf_crash_uelocationtimestamp.sh · [email protected]https://github.com/hackeryounow/5GCVulDB/tree/main/CVE-2026-75438 · [email protected]https://github.com/open5gs/open5gs/commit/7227b2f5b254160286798e058c189224360d99fc · [email protected]https://github.com/open5gs/open5gs/issues/4612 · [email protected]https://github.com/open5gs/open5gs/issues/4612 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 06 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 04 SEP 00:00Z
    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
    cvelistv5