Schneider Electric Modicon Controllers LMC058 prior 5.3.12.51 HTTPS Request denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Schneider Electric Modicon Controllers M241, Modicon Controllers M251, Modicon Controllers M258 and Modicon Controllers LMC058. The impacted element is an unknown function of the component HTTPS Request Handler. Executing a manipulation can lead to denial of service. The identification of this vulnerability is CVE-2025-3116. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Schneider Electric Modicon Controllers M241, Modicon Controllers M251, Modicon Controllers M258 and Modicon Controllers LMC058. This vulnerability affects some unknown functionality of the component HTTPS Request Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

CWE-20: Improper Input Validation vulnerability exists that could cause Denial of Service when an authenticated malicious user sends special malformed HTTPS request containing improper formatted body data to the controller.

The advisory is shared for download at download.schneider-electric.com. This vulnerability was named CVE-2025-3116 since 04/02/2025. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 5.3.12.51 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-17645). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (schneider): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: Modicon Controllers M241/Modicon Controllers M251/Modicon Controllers M258/Modicon Controllers LMC058 5.3.12.51

Timelineinfo

04/02/2025 🔍
06/10/2025 +69 days 🔍
06/10/2025 +0 days 🔍
06/10/2025 +0 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: SEVD-2025-161-02
Status: Confirmed

CVE: CVE-2025-3116 (🔍)
GCVE (CVE): GCVE-0-2025-3116
GCVE (VulDB): GCVE-100-311824
EUVD: 🔍

Entryinfo

Created: 06/10/2025 12:00
Updated: 06/10/2025 14:32
Changes: 06/10/2025 12:00 (77), 06/10/2025 14:32 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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