CVE-2020-27632
7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Exploitability: 3.9 / Impact: 3.6
Source: NVD
Description
In SIMATIC MV400 family versions prior to v7.0.6, the ISN generator is initialized with a constant value and has constant increments. An attacker could predict and hijack TCP sessions.
Affected (2)
Products: Siemens: Simatic Mv420 Firmware, Simatic Mv440 Firmware
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| Before 7.0.6 |
| Running on/with | Platform Versions |
|---|---|
Siemens Simatic Mv420 | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| Before 7.0.6 |
| Running on/with | Platform Versions |
|---|---|
Siemens Simatic Mv440 | All versions |
References (6)
Source: cve@mitre.org
Source: cve@mitre.org
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Timeline
No history available yet.