CVE-2024-8279
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 · uneditedA privilege escalation vulnerability was discovered in XCC that could allow a valid, authenticated XCC user with elevated privileges to perform command injection via specially crafted file uploads.
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 confidenceA command injection vulnerability in XCC's file upload functionality allows authenticated users with elevated privileges to execute arbitrary system commands by uploading specially crafted files, leveraging the privileged context to escalate beyond intended permissions.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS 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
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/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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Identify XCC installationSearch for XCC-related processes, services, or installation directories on the system. Common locations include /opt/xcc, /usr/local/xcc, or check for xcc-related services running on the host.Affected if XCC software is present on the system and running.
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Verify file upload feature is enabledInspect XCC configuration files or admin settings to confirm whether the file upload functionality is active. Check for upload-related modules, endpoints, or feature flags in the configuration.Affected if The file upload feature is enabled in XCC settings.
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Check for elevated privilege accountsReview user authentication and authorization configurations within XCC to identify accounts with elevated or administrative privileges that have file upload capabilities.Affected if Authenticated users with elevated privileges exist and can access the file upload interface.
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Inspect file upload endpoint configurationExamine XCC web server or application configuration files for the file upload endpoint path and verify whether input validation or sanitization is applied to uploaded files.Affected if The upload endpoint exists without strict allowlist validation on file types or contents.
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Review for suspicious upload activitySearch application logs, audit logs, or system logs for recent file upload events, particularly those involving scripts or executable file types, or commands executed after upload timestamps.Affected if Unexpected file upload patterns or command execution logs are present following upload events.
Your environment is affected if XCC is installed with the file upload feature enabled and allows authenticated privileged users to upload files without strict validation controls.
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.
From vendor dataImplement strict allowlist-based input validation on file uploads, sanitize file contents and metadata, and execute file processing in isolated sandboxed environments to prevent command injection.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,120.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-8279 — 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-2024-8279 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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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
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