CVE-2019-7256
Exploited in the wild. In CISA KEV since 2024‑03‑25. No fix published yet.
What to do
No fixed build or workaround is published yet. Limit exposure and watch for a patch.
- Nortekcontrol Linear Emerge Essential FirmwareAffected: ≤ 1.00-06Upgrade to: after 1.00-06Stated by: NVD
- Nortekcontrol Linear Emerge Elite FirmwareAffected: ≤ 1.00-06Upgrade to: after 1.00-06Stated by: NVD
Versions as the sources state them. Full version matrix after sign-in
Coverage timeline
0 publishersAdded to CISA KEV catalog
Sourced from public security reporting — each date is when it was published, not when it happened.
What it is
From the CVE record
Linear eMerge E3-Series devices allow Command Injections.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Listed as exploited in the wild since 2024-03-25.
US federal agencies must remediate by 2024-04-15.
Contact the vendor for guidance on remediating firmware, per their advisory.
- Public exploits
4 sources with a proof of concept or module.
Exploit links, PoCs and Metasploit modules after sign-in- EPSS
97% chance of exploitation activity in the next 30 days, which ranks it in the 99th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
8 events over 2550 days, from the signal feeds we watch.
- OpenVAS check added
- Public exploit / PoCsource: packetstormnuclei check added
- Record updated
- Added to CISA KEV
- Publishedweakness classified, att&ck mapped
Affected products
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Scored 9.8 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
Sources
References in the record
- packetstormsecurity.com/files/155255/Linear-eMerge-E3-1.00-06-card_scan.php-Command-Injection.html
- packetstormsecurity.com/files/155256/Linear-eMerge-E3-1.00-06-card_scan_decoder.php-Command-Injection.html
- packetstormsecurity.com/files/155272/Linear-eMerge-E3-Access-Controller-Command-Injection.html
And 30 more references. See all after sign-in
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