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PatchSiren cyber security CVE debrief

CVE-2019-7256 Nice CVE debrief

CVE-2019-7256 affects Nice Linear eMerge E3-Series systems and is identified by CISA as a Known Exploited Vulnerability. Because it is listed in KEV, defenders should treat it as actively exploited or credibly targeted and prioritize remediation using the vendor’s firmware guidance and CISA’s advisory references.

Vendor
Nice
Product
Linear eMerge E3-Series
CVSS
CRITICAL 10
CISA KEV
Listed
Original CVE published
2024-03-25
Original CVE updated
2024-03-25
Advisory published
2024-03-25
Advisory updated
2024-03-25

Who should care

Security teams, facility access-control administrators, system integrators, and asset owners responsible for Nice Linear eMerge E3-Series deployments should review this issue immediately, especially where devices are reachable from untrusted networks or used in critical access-control environments.

Technical summary

The provided source corpus describes this issue as an OS command injection vulnerability in Nice Linear eMerge E3-Series products. The public records supplied here do not include exploit details, affected version ranges, or a CVSS score. CISA’s KEV entry and associated notes indicate that remediation should follow the vendor’s firmware guidance, and the issue was added to KEV on 2024-03-25 with a due date of 2024-04-15.

Defensive priority

High. The vulnerability is in CISA’s Known Exploited Vulnerabilities catalog, which materially raises urgency even without a supplied CVSS score. Organizations should accelerate remediation and exposure reduction before the KEV due date and verify whether any deployed units are internet-facing or otherwise high-risk.

Recommended defensive actions

  • Inventory all Nice Linear eMerge E3-Series devices and identify where they are deployed.
  • Review the vendor advisory and CISA ICS advisory referenced in the source notes for firmware remediation guidance.
  • Apply the vendor-recommended firmware or mitigation steps as soon as feasible.
  • Restrict network access to affected devices, especially from untrusted or internet-exposed networks.
  • Monitor for unexpected command execution, configuration changes, and other signs of abuse on these systems.
  • Track remediation to completion before the KEV due date of 2024-04-15.

Evidence notes

The supplied corpus ties this CVE to CISA’s KEV catalog, which lists the vulnerability as “Nice Linear eMerge E3-Series OS Command Injection Vulnerability.” The KEV metadata also references a vendor advisory (linear-solutions.com/wp-content/uploads/E3-Bulletin-06-27-2023.pdf) and CISA ICS advisory ICSA-24-065-01, with remediation guidance to contact the vendor for firmware instructions. The corpus does not supply a CVSS score or detailed affected-version data.

Sources and references

Verified primary and authoritative sources

  • CVE-2019-7256 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2019-7256

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

  • CVE-2019-7256 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2019-7256

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

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

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.