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Solid Edge CVE-2025-40812

HIGH
Out-of-bounds Read (CWE-125)
2025-10-14 productcert@siemens.com
7.3
CVSS 4.0 · Vendor: siemens
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Craft malicious PRT file
  2. Delivery
    Deliver to engineer via email/share
  3. Exploit
    User opens file in Solid Edge
  4. Execution
    Trigger out-of-bounds read in parser
  5. Impact
    Execute code as current user

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Bounds checking, read limits
MITRE ATT&CK

1 technique across 1 tactic: Collection

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Exploitation requires a user to open an attacker-supplied, specially crafted PRT (Solid Edge part) file in a vulnerable Solid Edge SE2024 (< V224.0 Update 14) or SE2025 (< V225.0 Update 6) installation - this is the exact trigger. Limiting factors are significant: the vector is local (AV:L, no network/remote reach), it demands passive user interaction (UI:P - the victim must be induced to open the file), and attack complexity is high (AC:H), reflecting that the out-of-bounds read does not deterministically yield code execution. There is no default-configuration remote exposure; risk is confined to environments where engineers open untrusted or externally sourced CAD files.

Impact

This is a genuinely moderate-priority issue that should not be over-escalated despite a potential code-execution outcome. Every signal points toward low real-world urgency: the CVSS 4.0 vector is AV:L (local) with AC:H (high complexity) and UI:P (passive user interaction), meaning an attacker cannot reach the flaw over the network and must get an engineer to open a malicious PRT file, and even then exploitation is unreliable. EPSS is 0.14% (3rd percentile), it is NOT on the CISA KEV list, and no public exploit code is identified - all three exploitation signals agree with the CVSS profile, so there is no conflict here. The 7.3 (HIGH) base score is driven almost entirely by the VC:H/VI:H/VA:H impact triad (potential code execution in the current user's process), not by ease of attack. In short: high theoretical impact, low practical likelihood. One nuance worth noting is that an out-of-bounds READ (CWE-125) typically yields a crash or information disclosure far more readily than reliable arbitrary code execution; the 'execute code' claim is the vendor's worst-case assessment and the AC:H rating reflects that RCE is not straightforward. Treat this as a patch-in-normal-cycle item, prioritized for workstations that routinely open untrusted CAD files.

Exploit ScenarioDerived

An attacker emails or shares a specially crafted Solid Edge PRT part file to a mechanical engineer, perhaps disguised as a supplier component or project drawing. When the victim opens the file in a vulnerable Solid Edge SE2024/SE2025 installation, the malformed data triggers an out-of-bounds read while parsing, crashing the application or, in the worst case, executing code in the context of the logged-in user. No public proof-of-concept exploit has been identified at time of analysis.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 18, 2026

Out-of-bounds read in Siemens Solid Edge SE2024 before V224.0 Update 14 and SE2025 before V225.0 Update 6 can crash the application or potentially allow code execution in the context of the current process when an attacker supplies a specially crafted PRT file. Exploitation requires a user to open the malicious CAD file locally, with high attack complexity and passive user interaction, so exposure is limited to environments that open untrusted or externally sourced part files. No public exploit code has been identified at time of analysis, and EPSS is very low (0.14%, 3rd percentile), though the vendor has published fixed updates.

RemediationAI

Vendor-released patch: upgrade Solid Edge SE2024 to V224.0 Update 14 or later and Solid Edge SE2025 to V225.0 Update 6 or later; Siemens advisory SSA-541582 at https://cert-portal.siemens.com/productcert/html/ssa-541582.html provides the vendor guidance. Until patched, restrict or quarantine PRT files from untrusted external sources (trade-off: disrupts legitimate CAD collaboration) and open unknown parts in an isolated VM or low-privileged account so any code execution is contained (side effect: add-ins and plugins may not work in the restricted environment). Application allowlisting or endpoint monitoring can block suspicious child processes spawned by Solid Edge, but may break legitimate automation; no confirmed vendor workaround beyond updating is identified in the available data.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

The flaw is a CWE-125 out-of-bounds read in the PRT (Solid Edge part) parser. A crafted file can cause the application to read past allocated buffer bounds; depending on memory layout, this can result in a crash, information disclosure, or potentially control-flow hijacking and code execution under the current user's privileges. CPE data maps affected SE2024 builds from base 224.0 through update_00013, and the vendor advisory covers SE2024 < V224.0 Update 14 and SE2025 < V225.0 Update 6. The assessed vector (CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H) indicates a local attack surface, no privileges required, required user interaction, and high complexity; the out-of-bounds read does not reliably yield code execution.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (siemens) PRIMARY 7.3 HIGH
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
vuln.today AI 7.0 HIGH

File must be locally opened (AV:L, UI:R) and the out-of-bounds read makes reliable code execution difficult (AC:H); no privileges needed (PR:N) and worst-case impact is full compromise of the user process.

3.1 AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
4.0 AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (siemens).

CVSS VectorVendor: siemens

Attack Vector
Local
Attack Complexity
High
Attack Requirements
None
Privileges Required
None
User Interaction
Passive
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
High
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

DescriptionCVE.org

A vulnerability has been identified in Solid Edge SE2024 (All versions < V224.0 Update 14), Solid Edge SE2025 (All versions < V225.0 Update 6). The affected applications contains an out of bounds read vulnerability while parsing specially crafted PRT files. This could allow an attacker to crash the application or execute code in the context of the current process.

Executive ViewAI

Why It Matters

Siemens Solid Edge SE2024 and SE2025 contain a high-severity out-of-bounds read that a crafted PRT file can trigger, causing application crashes or potentially code execution in the user's context. The risk is concentrated in engineering teams that open externally sourced CAD files, where a single malicious part file could disrupt design workflows or compromise a workstation. Leadership should prioritize patching affected engineering endpoints and tightening controls around untrusted CAD file exchange.

Business Impact: Medium
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.1%
Top 97% exploitable
Prevalence
Low
industry-specific mechanical CAD tool, engineering workstations only
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact
Medium

Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +36
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:a:siemens:solid_edge_se2024:-:*:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:-:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0001:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_00010:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_00011:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_00012:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_00013:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0002:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0003:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0004:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0005:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0006:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0007:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0008:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2024:224.0:update_0009:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2025:-:*:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2025:225.0:-:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2025:225.0:update_0001:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2025:225.0:update_0002:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge_se2025:225.0:update_0003:*:*:*:*:*:*
+ 2 more
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CVE-2024-33493 HIGH
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CVE-2024-33492 HIGH
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CVE-2024-33491 HIGH
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CVE-2024-33490 HIGH
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CVE-2024-33489 HIGH
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A vulnerability has been identified in Solid Edge (All versions < V224.0 Update 5). Rated high severity (CVSS 7.8), this

CVE-2025-40811 HIGH
7.3 Oct 14

Out-of-bounds read in Siemens Solid Edge SE2024 (before V224.0 Update 14) and SE2025 (before V225.0 Update 6) can crash

CVE-2025-40810 HIGH
7.3 Oct 14

Out-of-bounds write in Siemens Solid Edge SE2024 and SE2025 PRT-file parsing lets a crafted part file crash the applicat

CVE-2025-40809 HIGH
7.3 Oct 14

Out-of-bounds write in Siemens Solid Edge's .PRT part-file parser allows an attacker who convinces a user to open a spec

CVE-2024-54095 HIGH
7.3 Dec 10

A vulnerability has been identified in Solid Edge SE2024 (All versions < V224.0 Update 10). Rated high severity (CVSS 7.

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