# Meridian Option 51c vulnerabilities

> Meridian Option 51c is made by Nortel. We track 4 published vulnerabilities in it, across 0 versions. None of them is on the list of flaws known to be exploited today. If you run Meridian Option 51c, keep it on a version the vendor still supports.

Canonical page: https://www.precursorintelligence.com/product/nortel/meridian_option_51c

## At a glance

- **Made by:** [Nortel](https://www.precursorintelligence.com/vendors/nortel)
- **Published vulnerabilities:** 4
- **Known to be exploited:** 0
- **Versions tracked:** 0

## Which Meridian Option 51c vulnerabilities are being exploited?

None of Meridian Option 51c's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

## Which Meridian Option 51c 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-2007-5637](https://www.precursorintelligence.com/what-is/cve-2007-5637): 3.1%, Medium (CVSS 4.3)
- [CVE-2007-5591](https://www.precursorintelligence.com/what-is/cve-2007-5591): 2.3%, High (CVSS 7.8)
- [CVE-2007-5640](https://www.precursorintelligence.com/what-is/cve-2007-5640): 1.8%, High (CVSS 7.1)
- [CVE-2007-5638](https://www.precursorintelligence.com/what-is/cve-2007-5638): 1.5%, Medium (CVSS 4.3)

## Questions

### How many vulnerabilities does Meridian Option 51c have?

We track 4 published vulnerabilities listed under the name Meridian Option 51c, across 0 versions.

### Which Meridian Option 51c vulnerabilities are being exploited?

None of Meridian Option 51c's vulnerabilities is on the list of flaws known to be exploited today.

### How do I get alerts for Meridian Option 51c?

Create a Precursor Intelligence account and track Meridian Option 51c. 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 Meridian Option 51c?

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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