Out-of-bounds ReadWeakness · CWE-125

CVE-2024-12212

HIGH · 7.8 CVSS v3.1 Published 2024-12-13
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
81/100
Remediation priority · High
No privileges

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 · unedited
The vulnerability occurs in the parsing of CSP files. The issues result from the lack of proper validation of user-supplied data, which could allow reading past the end of allocated data structures, resulting in execution of arbitrary code.

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 confidence

This is a memory corruption vulnerability in the parsing of CSP (Content Security Policy) files. The lack of proper validation of user-supplied data during parsing allows an attacker to read past the end of allocated buffers, leading to out-of-bounds memory access that can be leveraged for arbitrary code execution.

MitigationImplement robust input validation and bounds checking in the CSP file parser to ensure all user-supplied data is properly validated before processing, preventing out-of-bounds reads.

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
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 checks

Work through these to decide whether this CVE applies to you.

  1. Identify if CSP parsing is enabled
    Search your application configuration files and codebase for CSP (Content Security Policy) file parsing functionality. Look for keywords like 'csp', 'content-security-policy', 'parseCSP', or CSP file upload/import modules.
    Affected if CSP file parsing is enabled in your environment
  2. Determine the software version handling CSP
    Identify the version of the software component responsible for CSP parsing. Check your application's about page, version file, package manifest (package.json, pom.xml, requirements.txt), or binary version information.
    Affected if The version is unknown or falls within a vulnerable range for this memory corruption issue
  3. Locate CSP file input sources
    Inspect your web server or application logs and configuration for CSP policy file upload endpoints, API routes that accept CSP files, or CSP configuration import features.
    Affected if User-supplied CSP files can be uploaded or submitted to the application
  4. Verify the CSP parser implementation
    Examine the CSP parser source code in your application. Look for unsafe memory operations (memcpy, strcpy, buffer access) without proper bounds checking during CSP file parsing.
    Affected if The CSP parser lacks proper bounds checking and uses user-supplied data without validation
  5. Check for out-of-bounds access indicators
    Review application error logs, memory dumps, and crash reports for any out-of-bounds memory access errors, segmentation faults, or buffer overflow indicators related to CSP processing.
    Affected if Any crash logs or memory errors occur during CSP file parsing

Your environment is affected if your application parses CSP files from user-supplied input and the software version lacks proper bounds checking in the CSP parser, which could manifest as crashes or memory corruption during CSP processing.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Implement robust input validation and bounds checking in the CSP file parser to ensure all user-supplied data is properly validated before processing, preventing out-of-bounds reads.

Have this fixed Scoped from the published advisory
  • Consultation8.0 h
  • Implementation16.0 h
  • Testing12.0 h
  • Review / QA4.0 h
40.0 hours of engineering $7,000
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2024-12212 — 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 sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-12212 in production — separate from our analysis above.

No notes yet

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What this is

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.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
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