---
cve: "CVE-2026-25658"
severity: "HIGH"
cvss: 7.1
epss: "0.3%"
vendor: "Ericsson"
kev: false
exploited: false
published: "2026-06-05 12:16:37"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-10-04T13:25:22+02:00"
---

# CVE-2026-25658

> 7.1 HIGH

## Beschreibung

Ericsson
Packet Core Gateway (PCG) versions prior to 1.30 contain an Improper Handling
of Missing Values (CWE-230) vulnerability where an attacker continuously
sending a specially crafted message can cause service degradation. The impact continues as long the attack persists but the system recovers from the crashes when the attack stops.

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

```
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Benachbart | warn |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Schwachstellen-Klasse

- **CWE-230** — Improper Handling of Missing Values
  The product does not handle or incorrectly handles when a parameter, field, or argument name is specified, but the associated value is missing, i.e. it is empty, blank, or null.

## Referenzen

- <https://www.ericsson.com/en/about-us/security/psirt/cve-2026-25658>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-25658) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_