Publication Date:
Last Update:
Current Version: V1.1
CVSS v3.1 Base Score: 9.8
CVSS v4.0 Base Score: 6.9
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Affected Product and Versions Remediation

All versions < V2.4.8
affected by all CVEs

All versions < V2.4.8
affected by all CVEs

Product-specific remediations or mitigations can be found in the section Affected Products and Solution.
Please follow the General Security Recommendations.

As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals. Additional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity

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This chapter describes all vulnerabilities (CVE-IDs) addressed in this security advisory. Wherever applicable, it also documents the product-specific impact of the individual vulnerabilities.

CVSS v3.1 Base Score 5.5
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CWE CWE-20: Improper Input Validation
CVSS v3.1 Base Score 6.6
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H/E:P/RL:O/RC:C
CWE CWE-787: Out-of-bounds Write
CVSS v3.1 Base Score 5.9
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N/E:P/RL:O/RC:C
CWE CWE-326: Inadequate Encryption Strength
CVSS v3.1 Base Score 5.9
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CWE CWE-415: Double Free
CVSS v3.1 Base Score 7.8
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-311: Missing Encryption of Sensitive Data
CVSS v3.1 Base Score 6.5
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CVSS v4.0 Base Score 6.9
CVSS v4.0 Vector CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CWE CWE-681: Incorrect Conversion between Numeric Types
CVSS v3.1 Base Score 7.5
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CWE CWE-190: Integer Overflow or Wraparound
CVSS v3.1 Base Score 7.8
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-415: Double Free
CVSS v3.1 Base Score 7.0
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-20: Improper Input Validation
CVSS v3.1 Base Score 4.7
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CWE CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSS v3.1 Base Score 7.0
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-416: Use After Free
CVSS v3.1 Base Score 5.5
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CWE CWE-667: Improper Locking
CVSS v3.1 Base Score 5.9
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CWE CWE-416: Use After Free
CVSS v3.1 Base Score 7.4
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H/E:P/RL:O/RC:C
CWE CWE-20: Improper Input Validation
CVSS v3.1 Base Score 7.5
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CWE CWE-295: Improper Certificate Validation
CVSS v3.1 Base Score 5.3
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
CWE CWE-295: Improper Certificate Validation
CVSS v3.1 Base Score 5.3
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
CWE CWE-295: Improper Certificate Validation
CVSS v3.1 Base Score 4.4
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CWE CWE-787: Out-of-bounds Write
CVSS v3.1 Base Score 7.8
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-787: Out-of-bounds Write
CVSS v3.1 Base Score 4.4
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CWE CWE-667: Improper Locking
CVSS v3.1 Base Score 7.8
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-787: Out-of-bounds Write
CVSS v3.1 Base Score 7.5
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE CWE-1325: Improperly Controlled Sequential Memory Allocation
CVSS v3.1 Base Score 7.5
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C
CWE CWE-416: Use After Free
CVSS v3.1 Base Score 7.8
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-787: Out-of-bounds Write
CVSS v3.1 Base Score 7.0
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSS v3.1 Base Score 7.0
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSS v3.1 Base Score 7.0
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSS v3.1 Base Score 7.0
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-416: Use After Free
CVSS v3.1 Base Score 9.8
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-125: Out-of-bounds Read
CVSS v3.1 Base Score 4.9
CVSS v3.1 Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CVSS v4.0 Base Score 6.9
CVSS v4.0 Vector CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CWE CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')
CVSS v3.1 Base Score 7.8
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-20: Improper Input Validation
CVSS v3.1 Base Score 6.7
CVSS v3.1 Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE CWE-20: Improper Input Validation

https://www.siemens.com/cert/advisories
V1.0 (2024-06-11): Publication Date
V1.1 (2024-07-09): Updated contents of CVE-2023-27321 (OPC Foundation UA .NET Standard: Description, CVSS vector, CWE)