← gociux.comall exploited CVEs

Exploited vulnerability · CISA KEV

Is CVE-2019-19356 exploited? Yes: in CISA KEV since 3 Nov 2021

Gociux · Netis WF2419 Devices · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2019-19356, Netis WF2419 Devices Remote Code Execution Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 3 Nov 2021, 635 days after it was published. It affects Netis WF2419 Devices. If you run it, CISA's required action is: Apply updates per vendor instructions.

exploitedYesCISA KEV · 3 Nov 2021
ransomwareNot knownno confirmed use
EPSStop 5%very likely to be exploited
severity7.5CVSS 3.1 · high
US federal due3 May 2022BOD 22-01 deadline

What it is

Netis WF2419 devices contains an unspecified vulnerability that allows an attacker to perform remote code execution as root through the router's web management page.

VendorNetis (1 exploited CVE in KEV)
ProductWF2419 Devices
VulnerabilityNetis WF2419 Devices Remote Code Execution Vulnerability
WeaknessCWE-78
Published7 Feb 2020
Added to KEV3 Nov 2021
Reported by (CNA)mitre

What to do

  1. Check whether you run it. Look for WF2419 Devices in your asset inventory, including appliances and cloud images. Stack check lists every exploited Netis CVE at once.
  2. Apply the fix. Apply updates per vendor instructions.
  3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 7 Feb 2020.
  4. Get told next time. Email alerts when CISA adds a CVE for Netis.

References

Questions

Is CVE-2019-19356 being exploited?

Yes. CISA added CVE-2019-19356 to the Known Exploited Vulnerabilities catalog on 3 Nov 2021, which means there is reliable evidence of exploitation in the wild.

Is CVE-2019-19356 used in ransomware attacks?

CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.

How do I fix CVE-2019-19356?

Apply updates per vendor instructions. Check Netis's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected WF2419 Devices and watch it for signs of compromise.

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in November 2021 · act-now radar.

Running Netis in a regulated environment?

We check exposure across your estate, patch or mitigate with your team, and set up detection for what attackers do after exploiting it.

Get in touch →