---
cve: "CVE-2022-43677"
severity: "LOW"
cvss: 3.1
epss: "73%"
vendor: "n/a"
kev: false
exploited: false
published: "2022-10-24 14:15:53"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-15T20:26:10+02:00"
---

# CVE-2022-43677

> 3.1 LOW · 🧪 PoC

## Beschreibung

In free5GC 3.2.1, a malformed NGAP message can crash the AMF and NGAP decoders via an index-out-of-range panic in aper.GetBitString.

## Referenzen

- <https://github.com/free5gc/free5gc/issues/402>
- <https://www.trendmicro.com/en_us/research/23/j/asn1-vulnerabilities-in-5g-cores.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2022-43677) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_