CVE-2023-3633
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 · uneditedAn out-of-bounds write vulnerability in Bitdefender Engines on Windows causes the engine to crash. This issue affects Bitdefender Engines version 7.94791 and lower.
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 · moderate confidenceAn out-of-bounds write vulnerability in Bitdefender Engines on Windows allows memory to be written beyond allocated boundaries, causing the scanning engine to crash. This is a memory corruption issue that could potentially be exploited for code execution depending on exploit complexity.
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< 7.94792CVSS 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
- Network
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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.
-
Verify Bitdefender is installedCheck for Bitdefender installation directory in Program Files, or look for Bitdefender processes running (bdagent.exe, vsserv.exe, or similar Bitdefender services)Affected if Bitdefender is not present on the system, the vulnerability does not apply
-
Locate the Bitdefender Engine versionOpen Bitdefender interface and navigate to About/Settings section, or check the engine version through the Bitdefender central management console if centrally managed, or examine the main Bitdefender DLL files in the installation directory for version metadataAffected if Unable to locate version information, cannot determine exposure
-
Extract the installed engine version numberIdentify the specific engine version shown (typically displayed as a 5-6 digit number like 7.xxxxx)Affected if Version number cannot be determined from UI or files
-
Compare against affected versionTake the installed version number and compare numerically to 7.94792 (note: version 7.94791 and below are affected; 7.94792 and above are fixed)Affected if Installed version is numerically less than 7.94792 (for example, 7.94791, 7.94700, 7.90000, etc.)
The system is affected if Bitdefender Engines is installed with a version number lower than 7.94792.
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 · scoped7.94792
Update Bitdefender Engines to a version higher than 7.94791 once the patch is available, and verify that the scanning engine functions correctly after the update.
Bitdefender Engines 7.94792 or later
- Identify the current Bitdefender Engine version installed on Windows systems using the Bitdefender management console or by checking the engine version in the Bitdefender interface
- Download or update to Bitdefender Engines version 7.94792 or higher through your Bitdefender management console, update server, or by running a product update
- Apply the engine update to all affected Windows endpoints
- Verify the update was successful by confirming the engine version is now 7.94792 or higher
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation2.0 h
- Implementation2.0 h
- Testing2.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,984.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-3633 — 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-2023-3633 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
Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.
A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- 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