CODESYS Runtime Toolkit prior 3.5.21.20 default permission

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability was found in CODESYS Runtime Toolkit, Control for BeagleBone SL, Control for emPC-A, iMX6 SL, Control for IOT2000 SL, Control for Linux ARM SL, Control for Linux SL, Control for PFC100 SL, Control for PFC200 SL, Control for PLCnext SL, Control for Raspberry Pi SL, Control for WAGO Touch Panels 600 SL and Virtual Control SL. It has been declared as critical. Affected by this issue is some unknown functionality. The manipulation results in default permission. This vulnerability is known as CVE-2025-41658. Attacking locally is a requirement. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in CODESYS Runtime Toolkit, Control for BeagleBone SL, Control for emPC-A, iMX6 SL, Control for IOT2000 SL, Control for Linux ARM SL, Control for Linux SL, Control for PFC100 SL, Control for PFC200 SL, Control for PLCnext SL, Control for Raspberry Pi SL, Control for WAGO Touch Panels 600 SL and Virtual Control SL. It has been classified as problematic. Affected is some unknown processing. The manipulation with an unknown input leads to a default permission vulnerability. CWE is classifying the issue as CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. This is going to have an impact on confidentiality. CVE summarizes:

CODESYS Runtime Toolkit-based products may expose sensitive files to local low-privileged operating system users due to default file permissions.

The weakness was published by Luca Borzacchiello as VDE-2025-049. The advisory is shared for download at certvde.com. This vulnerability is traded as CVE-2025-41658 since 04/16/2025. The exploitability is told to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1222.

Upgrading to version 3.5.21.20 eliminates this vulnerability.

The vulnerability is also documented in the databases at EUVD (EUVD-2025-23492) and CERT Bund (WID-SEC-2025-1705). Once again VulDB remains the best source for vulnerability data.

Affected

  • CODESYS CODESYS

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.5
CNA Vector (CERTVDE): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Default permission
CWE: CWE-276 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Runtime Toolkit/Control for BeagleBone SL/Control for emPC-A/iMX6 SL/Control for IOT2000 SL/Control for Linux ARM SL/Control for Linux SL/Control for PFC100 SL/Control for PFC200 SL/Control for PLCnext SL/Control for Raspberry Pi SL/Control for WAGO Touch Panels 600 SL/Virtual Control SL 3.5.21.20

Timelineinfo

04/16/2025 CVE reserved
08/04/2025 +110 days Advisory disclosed
08/04/2025 +0 days VulDB entry created
08/04/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: VDE-2025-049
Researcher: Luca Borzacchiello
Status: Confirmed

CVE: CVE-2025-41658 (🔒)
GCVE (CVE): GCVE-0-2025-41658
GCVE (VulDB): GCVE-100-318660
EUVD: 🔒
CERT Bund: WID-SEC-2025-1705 - CODESYS: Mehrere Schwachstellen

Entryinfo

Created: 08/04/2025 13:47
Updated: 08/04/2025 15:25
Changes: 08/04/2025 13:47 (64), 08/04/2025 14:12 (1), 08/04/2025 14:44 (7), 08/04/2025 15:25 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

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