Siemens Opcenter Execution Foundation UMC heap-based overflow

Summaryinfo

A vulnerability has been found in Siemens Opcenter Execution Foundation, Opcenter Intelligence, Opcenter Quality, Opcenter RDL, SIMATIC PCS, SINEC NMS and Totally Integrated Automation Portal and classified as critical. Affected by this issue is some unknown functionality of the component UMC Component. The manipulation leads to heap-based overflow. This vulnerability is documented as CVE-2024-49775. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Siemens Opcenter Execution Foundation, Opcenter Intelligence, Opcenter Quality, Opcenter RDL, SIMATIC PCS, SINEC NMS and Totally Integrated Automation Portal. This issue affects an unknown part of the component UMC Component. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability has been identified in Opcenter Execution Foundation (All versions < V2501.0001), Opcenter Intelligence (All versions < V2501.0001), Opcenter Quality (All versions < V2512), Opcenter RDnL (All versions < V2410), SIMATIC PCS neo V4.0 (All versions), SIMATIC PCS neo V4.1 (All versions < V4.1 Update 3), SIMATIC PCS neo V5.0 (All versions < V5.0 Update 1), SINEC NMS (All versions if operated in conjunction with UMC < V2.15), Totally Integrated Automation Portal (TIA Portal) V16 (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions), Totally Integrated Automation Portal (TIA Portal) V18 (All versions), Totally Integrated Automation Portal (TIA Portal) V19 (All versions). Affected products contain a heap-based buffer overflow vulnerability in the integrated UMC component. This could allow an unauthenticated remote attacker to execute arbitrary code.

The advisory is shared at cert-portal.siemens.com. The identification of this vulnerability is CVE-2024-49775 since 10/18/2024. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/13/2026).

The vulnerability scanner Nessus provides a plugin with the ID 213999 (Siemens User Management Component Heap-based Buffer Overflow (CVE-2024-49775), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (213999). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Automation Software

Vendor

• Siemens

Name

• Opcenter Execution Foundation
• Opcenter Intelligence
• Opcenter Quality
• Opcenter RDL
• SIMATIC PCS
• SINEC NMS
• Totally Integrated Automation Portal

License

• commercial

Website

• Vendor: https://www.siemens.com/

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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