CVE-2021-31337
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
70.1%
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).
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| siemens | sinamics_sl150 | - | cpe:2.3:h:siemens:sinamics_sl150:-:*:*:*:*:*:*:* |
| siemens | sinamics_sl150_firmware | * | cpe:2.3:o:siemens:sinamics_sl150_firmware:*:*:*:*:*:*:*:* |
| siemens | sinamics_sm150 | - | cpe:2.3:h:siemens:sinamics_sm150:-:*:*:*:*:*:*:* |
| siemens | sinamics_sm150_firmware | * | cpe:2.3:o:siemens:sinamics_sm150_firmware:*:*:*:*:*:*:*:* |
| siemens | sinamics_sm150i | - | cpe:2.3:h:siemens:sinamics_sm150i:-:*:*:*:*:*:*:* |
| siemens | sinamics_sm150i_firmware | * | cpe:2.3:o:siemens:sinamics_sm150i_firmware:*:*:*:*:*:*:*:* |
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
70.1%