Riskcovery

CVE-2021-40364

State
Published
Severity
5.5 Medium
Published
Nov 9, 2021
Updated
Aug 4, 2024
Reserved
Sep 1, 2021

Read the record on cve.org

Description

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.

Scores

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

Weaknesses

  • CWE-532 Insertion of Sensitive Information into Log File

Affected Products

ProductVersions
SIMATIC PCS 7 V8.2Siemens
  • All versionsAffected
SIMATIC PCS 7 V9.0Siemens
  • All versions < V9.0 SP3 UC04Affected
SIMATIC PCS 7 V9.1Siemens
  • All versions < V9.1 SP1Affected
SIMATIC WinCC V15 and earlierSiemens
  • All versions < V15 SP1 Update 7Affected
SIMATIC WinCC V16Siemens
  • All versions < V16 Update 5Affected
SIMATIC WinCC V17Siemens
  • All versions < V17 Update 2Affected
SIMATIC WinCC V7.4Siemens
  • All versions < V7.4 SP1 Update 19Affected
SIMATIC WinCC V7.5Siemens
  • All versions < V7.5 SP2 Update 5Affected

References

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