CVE-2026-25658

Analyzed Analyzed - Analysis Complete

Improper Input Handling in Ericsson Packet Core Gateway

Publication date: 2026-06-05

Last updated on: 2026-06-08

Assigner: Ericsson

Description

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.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-06-05

Last Modified

2026-06-08

Generated

2026-07-15

AI Q&A

2026-06-05

EPSS Evaluated

2026-07-14

NVD

CVE-2026-25658

EUVD

EUVD-2026-34822

Affected Vendors & Products

Vendor	Product	Version / Range
ericsson	packet_core_gateway	to 1.30 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-230	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.

Attack-Flow Graph

Executive Summary

This vulnerability exists in Ericsson Packet Core Gateway (PCG) versions prior to 1.30 and is classified as an Improper Handling of Missing Values (CWE-230). It occurs when an attacker continuously sends a specially crafted message to the system, which causes service degradation.

The system experiences impact as long as the attack continues, but it recovers from crashes once the attack stops.

Impact Analysis

The vulnerability can cause service degradation in the affected Ericsson Packet Core Gateway system while the attack is ongoing.

This means that the availability and performance of the service relying on this gateway may be negatively affected during an attack.

However, the system is able to recover from crashes once the attack stops.

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