CVE-2023-36998

The NextEPC MME <= 1.0.1 (fixed in commit a8492c9c5bc0a66c6999cb5a263545b32a4109df) contains a stack-based buffer overflow vulnerability in the Emergency…

High · published January 22, 2025

CVSS v3.1
8.9
EPSS
0%
Percentile
28.8
In the wild
Unconfirmed
What it is

The NextEPC MME <= 1.0.1 (fixed in commit a8492c9c5bc0a66c6999cb5a263545b32a4109df) contains a stack-based buffer overflow vulnerability in the Emergency Number List decoding method. An attacker may send a NAS message containing an oversized Emergency Number List value to the MME to overwrite the stack with arbitrary bytes. An attacker with a cellphone connection to any base station managed by the MME may exploit this vulnerability without having to authenticate with the LTE core.

The record
Technical detail
CVSS v3.1
8.9 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00362 · 28.8th percentile
Published
2025-01-22T00:00Z
EPSS history
Timeline
  • 22 JAN 00:00Z
    The NextEPC MME <= 1.0.1 (fixed in commit a8492c9c5bc0a66c6999cb5a263545b32a4109df) contains a stack-based buffer overflow vulnerability in the Emergency…
    cvelistv5