Buffer overflow in Open5gs

CVE-2021-44109

A buffer overflow in lib/sbi/message.c in Open5GS 2.3.6 and earlier allows remote attackers to Denial of Service via a crafted sbi request.

Vulnerability class: Buffer Overflow

EPSS: 0.016 (73.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Open5gs
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-44109?: CVE-2021-44109 is a high-severity vulnerability in Open5gs, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2022-04-05.
How severe is CVE-2021-44109?: High severity. CVSS v3 base score is 7.5 out of 10.