CVE-2021-44081

HIGH

open5gs 2.1.4 - Denial of Service via MSIN Length Overflow in AMF

Title source: llm
STIX 2.1

Description

A buffer overflow vulnerability exists in the AMF of open5gs 2.1.4. When the length of MSIN in Supi exceeds 24 characters, it leads to AMF denial of service.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/open5gs/open5gs/issues/1206

Scores

CVSS v3 7.5
EPSS 0.0033
EPSS Percentile 55.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (1)
open5gs/open5gs 2.1.4
Published Mar 29, 2022
Tracked Since Feb 18, 2026