CVE•Published 2025-01-22•Modified 2026-07-05•1 article on news•5 live references•NVD data
CVE-2023-36998
Vulnerability data via NVD (ingested)
CVSS v3.1
8.9
HIGH
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H
EPSS percentile
32
Exploit Prediction Scoring System · top 68% of all CVEs
Weaknesses (CWE)
Description
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.
Timeline
Published 2025-01-22
Modified 2026-07-05
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2023-36998Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2023-36998Censys host search filtered to this CVE id.
grep.app
CVE-2023-36998Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2023-36998GitHub code search for direct mentions.
Google dork
"CVE-2023-36998" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2023-36998 on GitHub.