Improper Signature VerificationWeakness · CWE-347

CVE-2024-5912

MEDIUM · 6.8 CVSS v4.0 Published 2024-07-10
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
73/100
Remediation priority · Elevated
No privileges Zero-click

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
An improper file signature check in Palo Alto Networks Cortex XDR agent may allow an attacker to bypass the Cortex XDR agent's executable blocking capabilities and run untrusted executables on the device. This issue can be leveraged to execute untrusted software without being detected or blocked.

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 confidence

The Cortex XDR agent contains an improper file signature validation flaw that allows attackers to bypass executable blocking controls. By crafting executables that evade the signature verification logic, malicious software can run on protected endpoints without detection or blocking by the security agent.

MitigationApply the vendor-provided patch or updated version of Cortex XDR agent that corrects the file signature verification logic to properly validate all executables before allowing execution.

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
Low
Authentication
None
User interaction
None
Scope
X

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:C/RE:M/U:Amber

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. Confirm Cortex XDR agent is installed
    Check for the presence of Cortex XDR agent by searching for the installation directory (commonly under C:\Program Files\Palo Alto Networks\ or /Applications/Palo Alto Networks/) or by querying installed software via system inventory tools
    Affected if Cortex XDR agent is not found on the system - the vulnerability does not apply
  2. Identify the installed Cortex XDR version
    Open the Cortex XDR agent console or check the agent properties/version information, typically found in the agent UI under About/Version or via command line using the agent binary with version flag
    Affected if The version cannot be determined or is within a vulnerable release range (compare your version to the vendor's fixed version announcement)
  3. Verify executable blocking protection is enabled
    Check the Cortex XDR agent policy settings to confirm that executable blocking, allowlisting, or malware protection modules are turned on - navigate to the agent's security policy configuration
    Affected if Executable blocking controls are enabled and the agent is running a vulnerable version
  4. Inspect agent signature verification configuration
    Review the Cortex XDR agent logs or configuration for file signature validation settings, looking for any custom exclusions or weakened verification rules that may be present
    Affected if Custom exclusions exist that bypass signature verification or if default verification settings are active on a vulnerable version

The environment is affected if Cortex XDR agent with executable blocking enabled is running a version lacking the corrected file signature validation logic.

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

Apply the vendor-provided patch or updated version of Cortex XDR agent that corrects the file signature verification logic to properly validate all executables before allowing execution.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing6.0 h
  • Review / QA4.0 h
22.0 hours of engineering $3,860
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

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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-2024-5912 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
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data