CVE-2020-25241
15.03.2021, 17:15
A vulnerability has been identified in SIMATIC MV400 family (All Versions < V7.0.6). The underlying TCP stack of the affected products does not correctly validate the sequence number for incoming TCP RST packages. An attacker could exploit this to terminate arbitrary TCP sessions.Enginsight
Vendor | Product | Version |
---|---|---|
siemens | simatic_mv440_sr_firmware | 𝑥 < 7.0.6 |
siemens | simatic_mv440_hr_firmware | 𝑥 < 7.0.6 |
siemens | simatic_mv440_ur_firmware | 𝑥 < 7.0.6 |
siemens | simatic_mv420_sr-b_firmware | 𝑥 < 7.0.6 |
siemens | simatic_mv420_sr-p_firmware | 𝑥 < 7.0.6 |
siemens | simatic_mv420_sr-b_body_firmware | 𝑥 < 7.0.6 |
siemens | simatic_mv420_sr-p_body_firmware | 𝑥 < 7.0.6 |
𝑥
= Vulnerable software versions
Common Weakness Enumeration
- CWE-1285 - Improper Validation of Specified Index, Position, or Offset in InputThe product receives input that is expected to specify an index, position, or offset into an indexable resource such as a buffer or file, but it does not validate or incorrectly validates that the specified index/position/offset has the required properties.
- CWE-129 - Improper Validation of Array IndexThe product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.