PatchSiren

PatchSiren cyber security CVE debrief

CVE-2024-47255 2N CVE debrief

A local privilege escalation vulnerability in 2N Access Commander versions 3.1.1.2 and prior allows an authenticated attacker with high privileges to escalate to root and execute arbitrary code. The vulnerability requires local access and high attack complexity, limiting its exploitability but granting significant impact upon successful compromise. CISA published this advisory on November 14, 2024, with an update on February 11, 2025 adding new vulnerability details and affected products.

Vendor
2N
Product
Access Commander
CVSS
MEDIUM 4.7
CISA KEV
Not listed in stored evidence
Original CVE published
2024-11-14
Original CVE updated
2025-02-11
Advisory published
2024-11-14
Advisory updated
2025-02-11

Who should care

Organizations deploying 2N Access Commander for physical access control and building security systems, particularly in critical infrastructure environments. Security teams managing OT/ICS networks and system administrators responsible for Access Commander deployments.

Technical summary

The vulnerability exists in 2N Access Commander versions 3.1.1.2 and earlier. A local attacker with existing high privileges can escalate to root permissions, enabling arbitrary code execution with full system control. The attack requires local access and high complexity, with no user interaction needed. Confidentiality impact is high, integrity impact is low, and availability impact is none per CVSS 3.1 scoring.

Defensive priority

medium

Recommended defensive actions

  • Update 2N Access Commander to version 3.3 or later from the 2N download center
  • Review 2N's security advisory for additional hardening guidance
  • Apply principle of least privilege for local system access
  • Monitor for anomalous privilege escalation attempts on Access Commander systems
  • Segment Access Commander deployments from untrusted networks per CISA ICS recommended practices

Evidence notes

CISA ICS advisory ICSA-24-319-17 (Update A) documents this vulnerability with CVSS 3.1 vector AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:L/A:N. The advisory was initially published November 14, 2024 and modified February 11, 2025 to add new vulnerability information and update mitigations.

Sources and references

Verified primary and authoritative sources

  • CVE-2024-47255 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2024-47255

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2024-47255 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2024-47255

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2024/icsa-24-319-17.json

    cisa_csaf

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/news-events/ics-advisories/icsa-24-319-17

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/resources-tools/resources/ics-recommended-practices

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/topics/industrial-control-systems

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/uscert/sites/default/files/publications/emailscams0905.pdf

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/uscert/ncas/tips/ST04-014

    Reference

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.