CVE Feed

    Dashboard / CVE / CVE-2021-31337

    CVE-2021-31337

    The Telnet service of the SIMATIC HMI Comfort Panels system component in affected products does not require authentication, which may allow a remote attacker to gain access to the device if the service is enabled. Telnet is disabled by default on the SINAMICS Medium Voltage Products (SINAMICS SL150: All versions, SINAMICS SM150: All versions, SINAMICS SM150i: All versions).

    Published:Jun 28, 2021
    Last Modified:Nov 21, 2024
    EPS:Jun 28, 2021
    EPSS Score:0.00622
    CVSS Score:9.8

    Affected Products

    Vendor
    Siemens
    Product
    Sinamics Sl150
    Vendor
    Siemens
    Product
    Sinamics Sl150 Firmware
    Vendor
    Siemens
    Product
    Sinamics Sm150
    Vendor
    Siemens
    Product
    Sinamics Sm150 Firmware
    Vendor
    Siemens
    Product
    Sinamics Sm150i
    Vendor
    Siemens
    Product
    Sinamics Sm150i Firmware

    Exploits

    No exploit reference

    Related CVEs

    CVE-2021-27388 (CVSS 9.8) — SINAMICS medium voltage routable products are affected by a vulnerability in the Sm@rtServer component for rem…
    CVE-2021-27385 (CVSS 7.5) — A vulnerability has been identified in SIMATIC HMI Comfort Outdoor Panels V15 7\" & 15\" (incl. SIPLUS variant…
    CVE-2021-27386 (CVSS 7.5) — A vulnerability has been identified in SIMATIC HMI Comfort Outdoor Panels V15 7\" & 15\" (incl. SIPLUS variant…
    CVE-2021-27383 (CVSS 7.5) — A vulnerability has been identified in SIMATIC HMI Comfort Outdoor Panels V15 7\" & 15\" (incl. SIPLUS variant…
    CVE-2021-27384 (CVSS 9.8) — A vulnerability has been identified in SIMATIC HMI Comfort Outdoor Panels V15 7\" & 15\" (incl. SIPLUS variant…
    CVE-2020-15798 (CVSS 9.8) — A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions < V16 …
    CVE-2019-10923 (CVSS 7.5) — An attacker with network access to an affected product may cause a denial of service condition by breaking the…
    CVE-2019-10936 (CVSS 7.5) — Affected devices improperly handle large amounts of specially crafted UDP packets. This could allow an unau…
    CVE-2019-6568 (CVSS 7.5) — The webserver of the affected devices contains a vulnerability that may lead to a denial of service condition…
    CVE-2017-2680 (CVSS 7.1) — Specially crafted PROFINET DCP broadcast packets could cause a denial of service condition of affected product…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High