Modicon M241
CVEs (11)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2017-6026 | Cri | 0.65 | 9.1 | 0.32 | Jun 30, 2017 | A Use of Insufficiently Random Values issue was discovered in Schneider Electric Modicon PLCs Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version 4.0.5.11. The session numbers generated by the web application are… | ||
| CVE-2020-7487 | Cri | 0.64 | 9.8 | 0.01 | Apr 22, 2020 | A CWE-345: Insufficient Verification of Data Authenticity vulnerability exists which could allow the attacker to execute malicious code on the Modicon M218, M241, M251, and M258 controllers. | ||
| CVE-2017-6034 | Cri | 0.64 | 9.8 | 0.05 | Jun 30, 2017 | An authentication bypass by capture-replay issue was discovered in Schneider Electric Modicon Modbus Protocol. Sensitive information is transmitted in cleartext in the Modicon Modbus protocol, which may allow an attacker to replay the following commands: run, stop, upload, and… | ||
| CVE-2017-6028 | Cri | 0.64 | 9.8 | 0.02 | Jun 30, 2017 | An Insufficiently Protected Credentials issue was discovered in Schneider Electric Modicon PLCs Modicon M241, all firmware versions, and Modicon M251, all firmware versions. Log-in credentials are sent over the network with Base64 encoding leaving them susceptible to sniffing.… | ||
| CVE-2019-6820 | Hig | 0.53 | 8.2 | 0.01 | May 22, 2019 | A CWE-306: Missing Authentication for Critical Function vulnerability exists which could cause a modification of device IP configuration (IP address, network mask and gateway IP address) when a specific Ethernet frame is received in all versions of: Modicon M100, Modicon M200,… | ||
| CVE-2021-22699 | Hig | 0.49 | 7.5 | 0.01 | May 26, 2021 | Improper Input Validation vulnerability exists in Modicon M241/M251 logic controllers firmware prior to V5.1.9.1 that could cause denial of service when specific crafted requests are sent to the controller over HTTP. | ||
| CVE-2020-7488 | Hig | 0.49 | 7.5 | 0.01 | Apr 22, 2020 | A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists which could leak sensitive information transmitted between the software and the Modicon M218, M241, M251, and M258 controllers. | ||
| CVE-2017-6030 | Med | 0.42 | 6.5 | 0.02 | Jun 30, 2017 | A predictable value range from previous values issue was discovered in Schneider Electric Modicon PLCs Modicon M221, firmware versions prior to Version 1.5.0.0, Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version… | ||
| CVE-2025-13902 | Med | 0.35 | 5.4 | 0.00 | Mar 10, 2026 | CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists that could cause condition where authenticated attackers can have a victim’s browser run arbitrary JavaScript when the victim hovers over a maliciously crafted… | ||
| CVE-2024-6528 | Med | 0.35 | 5.4 | 0.00 | Jul 11, 2024 | CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists that could cause a vulnerability leading to a cross-site scripting condition where attackers can have a victim’s browser run arbitrary JavaScript when they visit a… | ||
| CVE-2025-13901 | Med | 0.34 | 5.3 | 0.00 | Mar 10, 2026 | CWE-404 Improper Resource Shutdown or Release vulnerability exists that could cause partial Denial of Service on Machine Expert protocol when an unauthenticated attacker sends malicious payload to occupy active communication channels. |
- risk 0.65cvss 9.1epss 0.32
A Use of Insufficiently Random Values issue was discovered in Schneider Electric Modicon PLCs Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version 4.0.5.11. The session numbers generated by the web application are…
- risk 0.64cvss 9.8epss 0.01
A CWE-345: Insufficient Verification of Data Authenticity vulnerability exists which could allow the attacker to execute malicious code on the Modicon M218, M241, M251, and M258 controllers.
- risk 0.64cvss 9.8epss 0.05
An authentication bypass by capture-replay issue was discovered in Schneider Electric Modicon Modbus Protocol. Sensitive information is transmitted in cleartext in the Modicon Modbus protocol, which may allow an attacker to replay the following commands: run, stop, upload, and…
- risk 0.64cvss 9.8epss 0.02
An Insufficiently Protected Credentials issue was discovered in Schneider Electric Modicon PLCs Modicon M241, all firmware versions, and Modicon M251, all firmware versions. Log-in credentials are sent over the network with Base64 encoding leaving them susceptible to sniffing.…
- risk 0.53cvss 8.2epss 0.01
A CWE-306: Missing Authentication for Critical Function vulnerability exists which could cause a modification of device IP configuration (IP address, network mask and gateway IP address) when a specific Ethernet frame is received in all versions of: Modicon M100, Modicon M200,…
- risk 0.49cvss 7.5epss 0.01
Improper Input Validation vulnerability exists in Modicon M241/M251 logic controllers firmware prior to V5.1.9.1 that could cause denial of service when specific crafted requests are sent to the controller over HTTP.
- risk 0.49cvss 7.5epss 0.01
A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists which could leak sensitive information transmitted between the software and the Modicon M218, M241, M251, and M258 controllers.
- risk 0.42cvss 6.5epss 0.02
A predictable value range from previous values issue was discovered in Schneider Electric Modicon PLCs Modicon M221, firmware versions prior to Version 1.5.0.0, Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version…
- risk 0.35cvss 5.4epss 0.00
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists that could cause condition where authenticated attackers can have a victim’s browser run arbitrary JavaScript when the victim hovers over a maliciously crafted…
- risk 0.35cvss 5.4epss 0.00
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists that could cause a vulnerability leading to a cross-site scripting condition where attackers can have a victim’s browser run arbitrary JavaScript when they visit a…
- risk 0.34cvss 5.3epss 0.00
CWE-404 Improper Resource Shutdown or Release vulnerability exists that could cause partial Denial of Service on Machine Expert protocol when an unauthenticated attacker sends malicious payload to occupy active communication channels.