Description
A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions < V15 SP1 Update 7), SIMATIC WinCC V16 (All versions < V16 Update 5), SIMATIC WinCC V17 (All versions < V17 Update 2), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 6). The password hash of a local user account in the remote server could be granted via public API to a user on the affected system. An authenticated attacker could brute force the password hash and use it to login to the server.
References (1)
Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://cert-portal.siemens.com/productcert/pdf/ssa-914168.pdf
Scores
CVSS v3
8.8
EPSS
0.0026
EPSS Percentile
49.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-522
CWE-200
Status
published
Products (10)
siemens/simatic_pcs_7
9.0
siemens/simatic_pcs_7
9.1
siemens/simatic_pcs_7
< 8.2
siemens/simatic_wincc
7.4 (20 CPE variants)
siemens/simatic_wincc
7.5 (10 CPE variants)
siemens/simatic_wincc
13 (3 CPE variants)
siemens/simatic_wincc
14.0.1
siemens/simatic_wincc
15
siemens/simatic_wincc
15.1 (7 CPE variants)
siemens/simatic_wincc
16 (5 CPE variants)
Published
Feb 09, 2022
Tracked Since
Feb 18, 2026