CVE-2026-23720

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,V2512)"}}], "product": "simcenter_femap", "vendor": "siemens"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,V2512)"}}], "product": "simcenter_nastran", "vendor": "siemens"}], "analysis": {"en": {"generated_at": "2026-04-17T20:49:19.707696+00:00", "value": {"mitigation_remediation": ["Download and install the Siemens update that fixes the out\u2011of\u2011bounds read in Simcenter Femap and Simcenter Nastran (V2512 or later).", "If an update is unavailable, upgrade the products to version 2512 or higher as soon as possible.", "Until an official fix is applied, restrict access to NDB files by removing them from shared directories or disabling the import of user\u2011supplied NDB files within the application settings."], "summary": {"action": "Immediate Patch", "impact": "Code Execution"}, "threat_synthesis": {"affected_systems": "Siemens Simcenter Femap and Simcenter Nastran versions earlier than 2512 are affected. The issue exists in all builds below V2512 and is present in both products.", "description_and_impact": "An out-of-bounds read (CWE-125) occurs when Simcenter Femap or Simcenter Nastran parse specially crafted NDB files. The vulnerability can allow an attacker to execute code within the context of the running application, potentially giving them control over the host system.", "risk_and_exploitability": "The vulnerability scores a high CVSS of 7.3, indicating significant risk. EPSS is below 1%, suggesting that exploitation is unlikely at present, but the vulnerability is not listed in CISA\u2019s KEV catalog. Exploitation requires delivery of a malicious NDB file that the application processes; this may be possible through user-supplied input or misconfigured file handling. Once exploited, the attacker gains code\u2011execution privileges in the process\u2019s context."}}}}, "created": "2026-02-10T12:23:31.094036+00:00", "title": "Out\u2011of\u2011Bounds Read in Simcenter Femap/Nastran via NDB File Leading to Code Execution", "updated": "2026-04-17T21:00:12.699454+00:00", "vendors": ["siemens", "siemens$PRODUCT$simcenter_femap", "siemens$PRODUCT$simcenter_nastran"]}