# Er-4 vulnerabilities

> Er-4 is made by UI. We track 2 published vulnerabilities listed under that exact name, across 0 versions. None of them is on the list of flaws known to be exploited today. UI lists newer releases under their own names, such as Er-4 Firmware, so check those pages too.

Canonical page: https://www.precursorintelligence.com/product/ui/er-4

## At a glance

- **Made by:** [UI](https://www.precursorintelligence.com/vendors/ui)
- **Published vulnerabilities:** 2
- **Known to be exploited:** 0 (listed under the name Er-4)
- **Versions tracked:** 0

## Is Er-4 listed under other names?

UI also lists Er-4 under more specific names, such as Er-4 Firmware. Flaws listed only under those names are counted on their own pages, not here.

- [Er-4 Firmware](https://www.precursorintelligence.com/product/ui/er-4_firmware): 2 published vulnerabilities

## Which Er-4 vulnerabilities are being exploited?

None of Er-4's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

## Which Er-4 flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast (the chance each flaw is used in an attack in the next 30 days):

- [CVE-2019-16889](https://www.precursorintelligence.com/what-is/cve-2019-16889): 5.1%, High (CVSS 7.5)

## Questions

### How many vulnerabilities does Er-4 have?

We track 2 published vulnerabilities listed under the name Er-4, across 0 versions.

### Which Er-4 vulnerabilities are being exploited?

None of Er-4's vulnerabilities is on the list of flaws known to be exploited today.

### Why are newer Er-4 flaws missing from this page?

UI also lists Er-4 under more specific names, such as Er-4 Firmware. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.

### How do I get alerts for Er-4?

Create a Precursor Intelligence account and track Er-4. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.

## Running Er-4?

Precursor Intelligence keeps checking for you:

- **Tell us what you run.** Pick your software from a list, or let us work it out from your website.
- **We match it to every flaw.** Over 400,000 published flaws, checked against your list.
- **Ranked by real-world risk.** Every flaw gets a 0 to 100 risk score, kept up to date, led by evidence criminals are using it.
- **Told as soon as we know.** An alert by email, in the app or by webhook to your own tools.

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