PatchSiren cyber security CVE debrief
CVE-2024-3400 Palo Alto Networks CVE debrief
CVE-2024-3400 affects Palo Alto Networks PAN-OS and is identified by CISA as a known exploited vulnerability. The KEV entry was added on 2024-04-12, the same date as the supplied CVE publication date, and CISA set a remediation due date of 2024-04-19. CISA also marks the vulnerability as having known ransomware campaign use, which raises the defensive urgency. The supplied official guidance points defenders to vendor mitigations and Threat Prevention IDs as interim protection while following the vendor bulletin for patching details.
- Vendor
- Palo Alto Networks
- Product
- PAN-OS
- CVSS
- Unknown
- CISA KEV
- Listed
- Original CVE published
- 2024-04-12
- Original CVE updated
- 2024-04-12
- Advisory published
- 2024-04-12
- Advisory updated
- 2024-04-12
Who should care
Organizations using Palo Alto Networks PAN-OS, especially internet-facing or security-sensitive deployments, should treat this as urgent. Security teams, network and firewall administrators, and incident response teams should prioritize validation of exposure, mitigation status, and patch readiness.
Technical summary
The supplied records identify CVE-2024-3400 as a command injection vulnerability in Palo Alto Networks PAN-OS. CISA’s Known Exploited Vulnerabilities catalog lists it as actively exploited and notes known ransomware campaign use. The available official guidance in the KEV metadata recommends applying vendor mitigations when available and, for vulnerable devices, enabling Threat Prevention IDs provided by the vendor. The supplied corpus does not include a CVSS score or further technical exploitation detail.
Defensive priority
Critical; immediate action is warranted because the vulnerability is in CISA KEV and is associated with known ransomware campaign use.
Recommended defensive actions
- Confirm whether any PAN-OS appliances or services are running affected versions.
- Follow Palo Alto Networks’ vendor bulletin and remediation guidance for CVE-2024-3400.
- Apply vendor mitigations as soon as available.
- If patching is not immediately possible, enable the vendor-provided Threat Prevention IDs referenced in the KEV guidance.
- Validate that exposed devices are covered by compensating controls and monitoring.
- Prioritize incident response review for any signs of exploitation on affected devices.
- Track remediation against the CISA KEV due date of 2024-04-19 as a minimum urgency target.
Evidence notes
This debrief is based only on the supplied official records: the CISA KEV feed entry, the CVE record, and the NVD detail page. The CISA metadata states vendorProject Palo Alto Networks, product PAN-OS, dateAdded 2024-04-12, dueDate 2024-04-19, and knownRansomwareCampaignUse Known. The supplied data also directs defenders to apply vendor mitigations and enable Threat Prevention IDs, with the vendor bulletin referenced in the KEV notes. No CVSS score was provided in the supplied corpus.
Official resources
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CVE-2024-3400 CVE record
CVE.org
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CVE-2024-3400 NVD detail
NVD
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CISA Known Exploited Vulnerabilities catalog
CISA - Apply mitigations per vendor instructions as they become available. Otherwise, users with vulnerable versions of affected devices should enable Threat Prevention IDs available from the vendor. See the vendor bulletin for
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Source item URL
cisa_kev
Public defensive summary derived from official CISA KEV, CVE.org, and NVD references supplied in the source corpus.