Siemens Simcenter Femap/Simcenter Nastran prior V2512 NDB File Parser out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Siemens Simcenter Femap and Simcenter Nastran. Impacted is an unknown function of the component NDB File Parser. The manipulation leads to out-of-bounds. This vulnerability is referenced as CVE-2026-23720. The attack can only be performed from a local environment. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Siemens Simcenter Femap and Simcenter Nastran. It has been rated as critical. This issue affects an unknown functionality of the component NDB File Parser. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability has been identified in Simcenter Femap (All versions < V2512), Simcenter Nastran (All versions < V2512). The affected applications contains an out of bounds read vulnerability while parsing specially crafted NDB files. This could allow an attacker to execute code in the context of the current process.

The advisory is shared at cert-portal.siemens.com. The identification of this vulnerability is CVE-2026-23720 since 01/15/2026. The exploitation is known to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/12/2026).

Upgrading to version V2512 eliminates this vulnerability.

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

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.3
NVD Vector: 🔒

CNA Base Score: 7.8
CNA Vector (siemens): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Simcenter Femap/Simcenter Nastran V2512

Timelineinfo

01/15/2026 CVE reserved
02/10/2026 +26 days Advisory disclosed
02/10/2026 +0 days VulDB entry created
02/12/2026 +2 days VulDB entry last update

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-965753
Status: Confirmed

CVE: CVE-2026-23720 (🔒)
GCVE (CVE): GCVE-0-2026-23720
GCVE (VulDB): GCVE-100-345185

Entryinfo

Created: 02/10/2026 11:42
Updated: 02/12/2026 11:08
Changes: 02/10/2026 11:42 (76), 02/12/2026 11:08 (11)
Complete: 🔍
Cache ID: 216::103

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

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