CVE Vulnerability

CVE-2021-40364

A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3 UC04), 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 5). The affected systems store sensitive information in log files. An attacker with access to the log files could publicly expose the information or reuse it to develop further attacks on the system.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-840188.pdf Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:siemens:simatic_wincc:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_pcs_7:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:7.5:sp1:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:7.5:sp1_update1:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:7.5:sp1_update2:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:7.5:-:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:16:-:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:7.5:sp2:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:7.5:sp2_update1:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:7.5:sp2_update2:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:7.5:sp2_update3:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:7.5:sp2_update4:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:15:*:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:17:update1:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:17:-:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:16:update1:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:16:update2:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:16:update3:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_wincc:16:update4:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_pcs_7:9.1:-:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_pcs_7:*:*:*:*:*:*:*:*
Information

Published : 2021-11-09 12:15

Updated : 2022-07-28 05:00

NVD link : CVE-2021-40364

Mitre link : CVE-2021-40364

Products Affected
No products.
CWE
CWE-532

Insertion of Sensitive Information into Log File