CVE-2025-22880
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedDelta Electronics CNCSoft-G2 lacks proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. If a target visits a malicious page or opens a malicious file an attacker can leverage this vulnerability to execute code in the context of the current process.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceDelta Electronics CNCSoft-G2 contains a heap-based buffer overflow vulnerability due to insufficient validation of user-supplied data length before copying to a fixed-size buffer. An attacker can exploit this by tricking a user into opening a malicious file or visiting a crafted webpage, potentially achieving arbitrary code execution in the context of the current process.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data< 2.1.0.20CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Local
- Complexity
- Low
- Privileges
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Locate CNCSoft-G2 installation directorySearch for 'CNCSoft-G2' folder in Program Files (C:\Program Files\ or C:\Program Files (x86)\) or check registry under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall for an entry named 'CNCSoft-G2' or 'Delta Electronics CNCSoft-G2'Affected if The software is found installed on the system
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Identify installed version numberLocate the main executable (commonly named CNCSoft-G2.exe or similar) within the installation folder, right-click the file, select Properties, and view the Details tab to find the Product Version or File Version fieldAffected if The version displayed is lower than 2.1.0.20 (e.g., 2.1.0.19, 2.0.x, 1.x)
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Check alternate version sourcesOpen Windows Registry Editor and navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Delta Electronics\CNCSoft-G2 (or HKEY_CURRENT_USER\SOFTWARE\ if installed per-user), look for a 'Version' or 'ProductVersion' string valueAffected if The registry version value is less than 2.1.0.20 or the key does not exist but the software is present
The system is affected if Delta Electronics CNCSoft-G2 is installed with any version lower than 2.1.0.20.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
dbcve · scoped2.1.0.20
Apply vendor-supplied patches for CNCSoft-G2 when available; until then, avoid opening files from untrusted sources and restrict system access to minimize attack surface.
CNCSoft-G2 version 2.1.0.20
- Visit the official Delta Electronics download center at filecenter.deltaww.com to locate the CNCSoft-G2 software
- Locate and download version 2.1.0.20 or the latest available version of CNCSoft-G2
- Verify the downloaded file integrity using checksums if provided by the vendor
- Close any running instances of CNCSoft-G2 before upgrading
- Run the installer with appropriate administrator privileges
- Follow the on-screen installation prompts to complete the upgrade
- After installation, verify the installed version is 2.1.0.20 or later by checking the software's About/Version information
- Test that CNCSoft-G2 functions normally after the upgrade
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation4.0 h
- Implementation12.0 h
- Testing8.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-22880 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2025-22880 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data