Siemens Simcenter Femap/Simcenter Nastran prior V2512 NDB File Parser out-of-bounds
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.5 | $0-$5k | 0.00 |
Summary
A vulnerability classified as problematic has been found in Siemens Simcenter Femap and Simcenter Nastran. This vulnerability affects unknown code of the component NDB File Parser. Performing a manipulation results in out-of-bounds. This vulnerability was named CVE-2026-23718. The attack needs to be approached locally. There is no available exploit. It is recommended to upgrade the affected component.
Details
A vulnerability was found in Siemens Simcenter Femap and Simcenter Nastran. It has been classified as critical. This affects some unknown processing of the component NDB File Parser. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on 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.
It is possible to read the advisory at cert-portal.siemens.com. This vulnerability is uniquely identified as CVE-2026-23718 since 01/15/2026. The exploitability is told to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The pricing 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.
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Product
Vendor
Name
License
Website
- Vendor: https://www.siemens.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3
VulDB Meta Base Score: 7.6VulDB 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): 🔒
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Out-of-boundsCWE: 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: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Upgrade: Simcenter Femap/Simcenter Nastran V2512
Timeline
01/15/2026 CVE reserved02/10/2026 Advisory disclosed
02/10/2026 VulDB entry created
02/12/2026 VulDB entry last update
Sources
Vendor: siemens.comAdvisory: ssa-965753
Status: Confirmed
CVE: CVE-2026-23718 (🔒)
GCVE (CVE): GCVE-0-2026-23718
GCVE (VulDB): GCVE-100-345183
Entry
Created: 02/10/2026 11:41Updated: 02/12/2026 11:08
Changes: 02/10/2026 11:41 (42), 02/10/2026 11:42 (34), 02/12/2026 11:08 (11)
Complete: 🔍
Cache ID: 216::103
Be aware that VulDB is the high quality source for vulnerability data.
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