CVSS: 7.8EPSS: 0%CPEs: 4EXPL: 0CVE-2021-22699
https://notcve.org/view.php?id=CVE-2021-22699
26 May 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. Se presenta una vulnerabilidad de Comprobación Inapropiada de Entrada en los controladores lógicos Modicon M241/M251 versiones del firmware anteriores a V5.1.9.1, que podría causar una denegación de servicio cuando peticiones específicas diseñadas son enviadas al controlador a través de HTTP • https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-05 • CWE-20: Improper Input Validation •
CVSS: 9.8EPSS: 0%CPEs: 4EXPL: 0CVE-2017-6028
https://notcve.org/view.php?id=CVE-2017-6028
30 Jun 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. Sniffed credentials could then be used to log into the web application. Un problema de credenciales protegidas insuficientemente fue detectado en PLCs Modicon M241, y Modicon M251 de Schneider Electric, en todas las versiones de firmw... • http://www.securityfocus.com/bid/97254 • CWE-522: Insufficiently Protected Credentials •
CVSS: 6.5EPSS: 0%CPEs: 6EXPL: 0CVE-2017-6030
https://notcve.org/view.php?id=CVE-2017-6030
30 Jun 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 4.0.5.11. The affected products generate insufficiently random TCP initial sequence numbers that may allow an attacker to predict the numbers from previous values. This may allow an attacker to spoof or disrupt TCP connections. Un problema... • http://www.securityfocus.com/bid/97254 • CWE-331: Insufficient Entropy CWE-343: Predictable Value Range from Previous Values •
CVSS: 9.1EPSS: 14%CPEs: 4EXPL: 2CVE-2017-6026 – Schneider Electric PLC - Session Calculation Authentication Bypass
https://notcve.org/view.php?id=CVE-2017-6026
30 Jun 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 lacking randomization and are shared between several users. This may allow a current session to be compromised. Un problema de uso de valores aleatorios insuficientes fue encontrado en Schneider Electric Modicon PLCs Modicon M241, versione... • https://packetstorm.news/files/id/150551 • CWE-330: Use of Insufficiently Random Values •