Siemens Tecnomatix Plant Simulation – CISA
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As of January 10, 2023, CISA will no longer be updating ICS security advisories for Siemens product vulnerabilities beyond the initial advisory. For the most up-to-date information on vulnerabilities in this advisory, please see Siemens’ ProductCERT Security Advisories (CERT Services | Services | Siemens Global).
1. EXECUTIVE SUMMARY
CVSS v4 7.3
ATTENTION: Low Attack Complexity
Vendor: Siemens
Equipment: Tecnomatix Plant Simulation
Vulnerabilities: Out-of-bounds Read, Improper Restriction of Operations within the Bounds of a Memory Buffer, Out-of-bounds Write, NULL Pointer Dereference
2. RISK EVALUATION
Successful exploitation of this vulnerability could lead the application to crash or potentially lead to arbitrary code execution.
3. TECHNICAL DETAILS
3.1 AFFECTED PRODUCTS
Siemens reports that the following versions of Tecnomatix Plant Simulation are affected:
Tecnomatix Plant Simulation V2302: Versions prior to V2302.0016
Tecnomatix Plant Simulation V2404: Versions prior to V2404.0005
3.2 Vulnerability Overview
3.2.1 OUT-OF-BOUNDS READ CWE-125
The affected applications contain an out of bounds read past the end of an allocated structure while parsing specially crafted WRL files. This could allow an attacker to execute code in the context of the current process.
CVE-2024-45463 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45463. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.2 OUT-OF-BOUNDS READ CWE-125
The affected applications contain an out of bounds read past the end of an allocated structure while parsing specially crafted WRL files. This could allow an attacker to execute code in the context of the current process.
CVE-2024-45464 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45464. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.3 OUT-OF-BOUNDS READ CWE-125
The affected applications contain an out of bounds read past the end of an allocated structure while parsing specially crafted WRL files. This could allow an attacker to execute code in the context of the current process.
CVE-2024-45465 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45465. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.4 OUT-OF-BOUNDS READ CWE-125
The affected applications contain an out of bounds read past the end of an allocated structure while parsing specially crafted WRL files. This could allow an attacker to execute code in the context of the current process.
CVE-2024-45466 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45466. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.5 IMPROPER RESTRICTION OF OPERATIONS WITHIN THE BOUNDS OF A MEMORY BUFFER CWE-119
The affected application is vulnerable to memory corruption while parsing specially crafted WRL files. This could allow an attacker to execute code in the context of the current process.
CVE-2024-45467 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45467. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.6 IMPROPER RESTRICTION OF OPERATIONS WITHIN THE BOUNDS OF A MEMORY BUFFER CWE-119
The affected application is vulnerable to memory corruption while parsing specially crafted WRL files. This could allow an attacker to execute code in the context of the current process.
CVE-2024-45468 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45468. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.7 OUT-OF-BOUNDS WRITE CWE-787
The affected applications contain an out of bounds write vulnerability when parsing a specially crafted WRL file. This could allow an attacker to execute code in the context of the current process.
CVE-2024-45469 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45469. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.8 OUT-OF-BOUNDS WRITE CWE-787
The affected applications contain an out of bounds write vulnerability when parsing a specially crafted WRL file. This could allow an attacker to execute code in the context of the current process.
CVE-2024-45470 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45470. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.9 OUT-OF-BOUNDS WRITE CWE-787
The affected applications contain an out of bounds write vulnerability when parsing a specially crafted WRL file. This could allow an attacker to execute code in the context of the current process.
CVE-2024-45471 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45471. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.10 IMPROPER RESTRICTION OF OPERATIONS WITHIN THE BOUNDS OF A MEMORY BUFFER CWE-119
The affected application is vulnerable to memory corruption while parsing specially crafted WRL files. An attacker could leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.
CVE-2024-45472 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45472. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.11 IMPROPER RESTRICTION OF OPERATIONS WITHIN THE BOUNDS OF A MEMORY BUFFER CWE-119
The affected application is vulnerable to memory corruption while parsing specially crafted WRL files. An attacker could leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.
CVE-2024-45473 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45473. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.12 IMPROPER RESTRICTION OF OPERATIONS WITHIN THE BOUNDS OF A MEMORY BUFFER CWE-119
The affected application is vulnerable to memory corruption while parsing specially crafted WRL files. An attacker could leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.
CVE-2024-45474 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45474. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.13 IMPROPER RESTRICTION OF OPERATIONS WITHIN THE BOUNDS OF A MEMORY BUFFER CWE-119
The affected application is vulnerable to memory corruption while parsing specially crafted WRL files. An attacker could leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.
CVE-2024-45475 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-45475. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.14 NULL POINTER DEREFERENCE CWE-476
The affected applications contain a null pointer dereference vulnerability while parsing specially crafted WRL files. An attacker could leverage this vulnerability to crash the application causing denial of service condition.
CVE-2024-45476 has been assigned to this vulnerability. A CVSS v3 base score of 3.3 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L).
A CVSS v4 score has also been calculated for CVE-2024-45476. A base score of 7.3 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.3 BACKGROUND
CRITICAL INFRASTRUCTURE SECTORS: Energy
COUNTRIES/AREAS DEPLOYED: Worldwide
COMPANY HEADQUARTERS LOCATION: Germany
3.4 RESEARCHER
Jin Huang reported these vulnerabilities to Siemens.
4. MITIGATIONS
Siemens has released new versions for the affected products and recommends updating to the latest versions.
Tecnomatix Plant Simulation V2302: Update to V2302.0016 or later version
Tecnomatix Plant Simulation V2404: Update to V2404.0005 or later version
Siemens has identified the following specific workarounds and mitigations users can apply to reduce risk:
Do not open untrusted WRL files in affected applications
As a general security measure, Siemens recommends protecting network access to devices with appropriate mechanisms. To operate the devices in a protected IT environment, Siemens recommends configuring the environment according to Siemens’ operational guidelines for industrial security and following recommendations in the product manuals.
Additional information on industrial security by Siemens can be found on the Siemens industrial security webpage
For more information see the associated Siemens security advisory SSA-583523 in HTML and CSAF.
CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities. CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.
Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov in the technical information paper, ICS-TIP-12-146-01B–Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.
CISA also recommends users take the following measures to protect themselves from social engineering attacks:
Do not click web links or open attachments in unsolicited email messages.
Refer to Recognizing and Avoiding Email Scams for more information on avoiding email scams.
Refer to Avoiding Social Engineering and Phishing Attacks for more information on social engineering attacks.
No known public exploitation specifically targeting these vulnerabilities has been reported to CISA at this time. These vulnerabilities are not exploitable remotely.
5. UPDATE HISTORY
October 10, 2024: Initial Publication
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