Logo
-

Byte Open Security

(ByteOS Network)

Log In

Sign Up

ByteOS

Security
Vulnerability Details
Registries
Custom Views
Weaknesses
Attack Patterns
Filters & Tools
Vulnerability Details :

CVE-2026-25657

Summary
Assigner-ERIC
Assigner Org ID-85b1779b-6ecd-4f52-bcc5-73eac4659dcf
Published At-05 Jun, 2026 | 11:03
Updated At-05 Jun, 2026 | 20:11
Rejected At-
Credits

Ericsson Packet Core Gateway (PCG) - Improper Handling of Syntactically Invalid Structure Vulnerability

Ericsson Packet Core Gateway (PCG) versions prior to 1.30 contain an Improper Handling of Syntactically Invalid Structure (CWE-228) 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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:ERIC
Assigner Org ID:85b1779b-6ecd-4f52-bcc5-73eac4659dcf
Published At:05 Jun, 2026 | 11:03
Updated At:05 Jun, 2026 | 20:11
Rejected At:
▼CVE Numbering Authority (CNA)
Ericsson Packet Core Gateway (PCG) - Improper Handling of Syntactically Invalid Structure Vulnerability

Ericsson Packet Core Gateway (PCG) versions prior to 1.30 contain an Improper Handling of Syntactically Invalid Structure (CWE-228) 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.

Affected Products
Vendor
EricssonEricsson
Product
Packet Core Gateway (PCG)
Default Status
affected
Versions
Affected
  • From 0 before 1.30 (1.30)
    • -> unaffectedfrom1.30
Problem Types
TypeCWE IDDescription
CWECWE-228CWE-228
Type: CWE
CWE ID: CWE-228
Description: CWE-228
Metrics
VersionBase scoreBase severityVector
4.07.1HIGH
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
Version: 4.0
Base score: 7.1
Base severity: HIGH
Vector:
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
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
finder
Clemens Keil, Manfred Heinz, Patrick Walker of BDO Cyber Security GmbH
finder
BSI 5G/6G Security Lab TEMIS (Federal Office for Information Security, Germany)
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.ericsson.com/en/about-us/security/psirt/cve-2026-25657
N/A
Hyperlink: https://www.ericsson.com/en/about-us/security/psirt/cve-2026-25657
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:85b1779b-6ecd-4f52-bcc5-73eac4659dcf
Published At:05 Jun, 2026 | 12:16
Updated At:08 Jun, 2026 | 14:21

Ericsson Packet Core Gateway (PCG) versions prior to 1.30 contain an Improper Handling of Syntactically Invalid Structure (CWE-228) 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 Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.07.1HIGH
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Primary3.16.5MEDIUM
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 4.0
Base score: 7.1
Base severity: HIGH
Vector:
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Type: Primary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CPE Matches
Ericsson
ericsson
>>packet_core_gateway>>Versions before 1.30(exclusive)
cpe:2.3:a:ericsson:packet_core_gateway:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-228Secondary85b1779b-6ecd-4f52-bcc5-73eac4659dcf
CWE ID: CWE-228
Type: Secondary
Source: 85b1779b-6ecd-4f52-bcc5-73eac4659dcf
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.ericsson.com/en/about-us/security/psirt/cve-2026-2565785b1779b-6ecd-4f52-bcc5-73eac4659dcf
Vendor Advisory
Hyperlink: https://www.ericsson.com/en/about-us/security/psirt/cve-2026-25657
Source: 85b1779b-6ecd-4f52-bcc5-73eac4659dcf
Resource:
Vendor Advisory

Change History

0
Information is not available yet

Similar CVEs

5Records found
CVE-2025-59174
Matching Score-10
Assigner-Ericsson
ShareView Details
Matching Score-10
Assigner-Ericsson
CVSS Score-7.1||HIGH
EPSS-0.02% / 5.26%
||
7 Day CHG~0.00%
Published-05 Jun, 2026 | 13:44
Updated-08 Jun, 2026 | 14:24
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Ericsson Packet Core Controller (PCC) versions prior to 1.39 contain a vulnerability where an attacker sending a large volume of specially crafted messages may cause service degradation.

Action-Not Available
Vendor-Ericsson
Product-packet_core_controllerPacket Core Controller
CWE ID-CWE-228
Improper Handling of Syntactically Invalid Structure
CVE-2026-25658
Matching Score-8
Assigner-Ericsson
ShareView Details
Matching Score-8
Assigner-Ericsson
CVSS Score-7.1||HIGH
EPSS-0.02% / 5.26%
||
7 Day CHG~0.00%
Published-05 Jun, 2026 | 11:06
Updated-08 Jun, 2026 | 14:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Ericsson Packet Core Gateway (PCG) - Improper handling of missing values Vulnerability

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.

Action-Not Available
Vendor-Ericsson
Product-packet_core_gatewayPacket Core Gateway (PCG)
CWE ID-CWE-230
Improper Handling of Missing Values
CVE-2024-25009
Matching Score-8
Assigner-Ericsson
ShareView Details
Matching Score-8
Assigner-Ericsson
CVSS Score-6.5||MEDIUM
EPSS-0.10% / 26.99%
||
7 Day CHG~0.00%
Published-20 Aug, 2024 | 12:00
Updated-15 Apr, 2026 | 00:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Ericsson Packet Core Controller (PCC) - Improper Input Validation Vulnerability

Ericsson Packet Core Controller (PCC) contains a vulnerability in Access and Mobility Management Function (AMF) where improper input validation can lead to denial of service which may result in service degradation.

Action-Not Available
Vendor-Ericsson
Product-Packet Core Controller
CWE ID-CWE-20
Improper Input Validation
CVE-2026-25659
Matching Score-8
Assigner-Ericsson
ShareView Details
Matching Score-8
Assigner-Ericsson
CVSS Score-7.1||HIGH
EPSS-0.02% / 5.26%
||
7 Day CHG~0.00%
Published-05 Jun, 2026 | 11:08
Updated-08 Jun, 2026 | 14:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Ericsson Packet Core Gateway (PCG) - Improper handling of missing values Vulnerability

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.

Action-Not Available
Vendor-Ericsson
Product-packet_core_gatewayPacket Core Gateway (PCG)
CWE ID-CWE-230
Improper Handling of Missing Values
CVE-2024-53828
Matching Score-6
Assigner-Ericsson
ShareView Details
Matching Score-6
Assigner-Ericsson
CVSS Score-5.3||MEDIUM
EPSS-0.02% / 6.88%
||
7 Day CHG~0.00%
Published-01 Apr, 2026 | 09:49
Updated-10 Apr, 2026 | 15:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Ericsson Packet Core Controller (PCC) - Improper Handling of Syntactically Invalid Structure Vulnerability

Ericsson Packet Core Controller (PCC) versions prior to 1.38 contain a vulnerability where an attacker sending a large volume of specially crafted messages may cause service degradation.

Action-Not Available
Vendor-Ericsson
Product-packet_core_controllerPacket Core Controller (PCC)
CWE ID-CWE-228
Improper Handling of Syntactically Invalid Structure
Details not found