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cvelistSiemensCVELIST:CVE-2021-40364
HistoryNov 09, 2021 - 11:32 a.m.

CVE-2021-40364

2021-11-0911:32:06
CWE-532
siemens
www.cve.org
3
vulnerability
simatic pcs 7
wincc
sensitive information
log files
attacker access

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C

AI Score

5.4

Confidence

High

EPSS

0

Percentile

12.6%

JSON

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.

CNA Affected

[
  {
    "vendor": "Siemens",
    "product": "SIMATIC PCS 7 V8.2",
    "versions": [
      {
        "version": "All versions",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC PCS 7 V9.0",
    "versions": [
      {
        "version": "All versions < V9.0 SP3 UC04",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC PCS 7 V9.1",
    "versions": [
      {
        "version": "All versions < V9.1 SP1",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC WinCC V15 and earlier",
    "versions": [
      {
        "version": "All versions < V15 SP1 Update 7",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC WinCC V16",
    "versions": [
      {
        "version": "All versions < V16 Update 5",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC WinCC V17",
    "versions": [
      {
        "version": "All versions < V17 Update 2",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC WinCC V7.4",
    "versions": [
      {
        "version": "All versions < V7.4 SP1 Update 19",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC WinCC V7.5",
    "versions": [
      {
        "version": "All versions < V7.5 SP2 Update 5",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]

Related

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Siemens SIMATIC PCS 7 and SIMATIC WinCC Log Information Disclosure Vulnerability
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2021-11-09 12:15:00
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2021-11-09 12:15:10
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Siemens SIMATIC WinCC (Update E)
2022-07-14 12:00:00

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C

AI Score

5.4

Confidence

High

EPSS

0

Percentile

12.6%

JSON
Related for CVELIST:CVE-2021-40364
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