# Unified Threat Defense vulnerabilities

> Unified Threat Defense is made by Cisco. We track 2 published vulnerabilities listed under that exact name, across 18 versions. None of them is on the list of flaws known to be exploited today. Cisco lists newer releases under their own names, such as Unified Threat Defense Snort Intrusion Prevention System Engine, so check those pages too.

Canonical page: https://www.precursorintelligence.com/product/cisco/unified_threat_defense

## At a glance

- **Made by:** [Cisco](https://www.precursorintelligence.com/vendors/cisco)
- **Published vulnerabilities:** 2
- **Known to be exploited:** 0 (listed under the name Unified Threat Defense)
- **Versions tracked:** 18

## Is Unified Threat Defense listed under other names?

Cisco also lists Unified Threat Defense under more specific names, such as Unified Threat Defense Snort Intrusion Prevention System Engine. Flaws listed only under those names are counted on their own pages, not here.

- [Unified Threat Defense Snort Intrusion Prevention System Engine](https://www.precursorintelligence.com/product/cisco/unified_threat_defense_snort_intrusion_prevention_system_engine): 1 published vulnerability

## Which Unified Threat Defense vulnerabilities are being exploited?

None of Unified Threat Defense's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

## Which Unified Threat Defense 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-2021-40114](https://www.precursorintelligence.com/what-is/cve-2021-40114): 2.5%, High (CVSS 7.5)
- [CVE-2023-20071](https://www.precursorintelligence.com/what-is/cve-2023-20071): 0.5%, Medium (CVSS 5.8)

## Questions

### How many vulnerabilities does Unified Threat Defense have?

We track 2 published vulnerabilities listed under the name Unified Threat Defense, across 18 versions.

### Which Unified Threat Defense vulnerabilities are being exploited?

None of Unified Threat Defense's vulnerabilities is on the list of flaws known to be exploited today.

### Why are newer Unified Threat Defense flaws missing from this page?

Cisco also lists Unified Threat Defense under more specific names, such as Unified Threat Defense Snort Intrusion Prevention System Engine. 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 Unified Threat Defense?

Create a Precursor Intelligence account and track Unified Threat Defense. 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 Unified Threat Defense?

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.

Start free (no card, nothing to install): https://www.precursorintelligence.com/register
Book a demo: https://www.precursorintelligence.com/contact