CVE-2019-7256
Nice Linear eMerge E3-Series contains an OS command injection vulnerability that allows an attacker to conduct remote code execution.
Browse: All 2019 CVEs · All vendors
- CVSS score
- 9.8 Critical
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- CISA KEV
- Yes — actively exploited (added 2024-03-25, remediation due 2024-04-15)
- Weakness (CWE)
- CWE-78
- Published
- 2019-07-02
- Last modified
- 2026-06-17
- NVD status
- Analyzed
Description
Nice Linear eMerge E3-Series contains an OS command injection vulnerability that allows an attacker to conduct remote code execution.
Affected products
- nortekcontrol linear emerge essential firmware
- nortekcontrol linear emerge elite firmware
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
Contact the vendor for guidance on remediating firmware, per their advisory. Federal remediation deadline: 2024-04-15.
How to prioritize this
This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score. For the actively exploited vulnerabilities that matter this week, read The Exploit HQ daily security brief.
References
- http://packetstormsecurity.com/files/155255/Linear-eMerge-E3-1.00-06-card_scan.php-Command-Injection.html
- http://packetstormsecurity.com/files/155256/Linear-eMerge-E3-1.00-06-card_scan_decoder.php-Command-Injection.html
- http://packetstormsecurity.com/files/155272/Linear-eMerge-E3-Access-Controller-Command-Injection.html
- http://packetstormsecurity.com/files/170372/Linear-eMerge-E3-Series-Access-Controller-Command-Injection.html
- https://applied-risk.com/labs/advisories
- https://www.applied-risk.com/resources/ar-2019-005
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-7256
FAQ
Is CVE-2019-7256 actively exploited?
Yes. CISA added CVE-2019-7256 to its Known Exploited Vulnerabilities (KEV) catalog on 2024-03-25, with a federal remediation deadline of 2024-04-15. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.
What is the CVSS score of CVE-2019-7256?
CVE-2019-7256 has a CVSS base score of 9.8 (Critical). Its vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
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Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.
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