# CVE-2018-0391: Denial of service in Cisco Prime Collaboration Provisioning unknown

> An authenticated remote attacker can cause a denial of service in Cisco Prime Collaboration Provisioning by exploiting insufficient validation in the password change function.

- **Severity:** Medium 6.5 (`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 1 Aug 2018
- **Updated:** 26 Nov 2024
- **Also known as:** GHSA-j78h-xf75-9x37

## What is CVE-2018-0391?

CVE-2018-0391 is a medium-severity denial of service vulnerability in Cisco Prime Collaboration Provisioning unknown, published on 1 Aug 2018. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability in the password change function of Cisco Prime Collaboration Provisioning could allow an authenticated, remote attacker to cause the system to become inoperable. The vulnerability is due to insufficient validation of a password change request. An attacker could exploit this vulnerability by changing a specific administrator account password. A successful exploit could allow the attacker to cause the affected device to become inoperable, resulting in a denial of service (DoS) condition. This vulnerability affects Cisco Prime Collaboration Provisioning (PCP) Releases 12.2 and prior. Cisco Bug IDs: CSCvd86586.

Weakness: CWE-285 (Improper Authorization)

## Which versions are affected by CVE-2018-0391?

It affects 2 products.


Products: Cisco Prime Collaboration, Cisco Prime Collaboration Provisioning.

## How do I fix CVE-2018-0391?

No fix has been published for CVE-2018-0391 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-0391 being exploited?

There is no known exploitation of CVE-2018-0391 in the wild and no public exploit code.

## Other vulnerabilities in Cisco Prime Collaboration Provisioning unknown

- [CVE-2018-15389](https://insights.sbomify.com/CVE-2018-15389/): Cisco Prime Collaboration Provisioning Intermittent Hard-Coded Password Vulnerability (critical 9.8)
- [CVE-2018-0318](https://insights.sbomify.com/CVE-2018-0318/): Auth bypass in Cisco Prime Collaboration Provisioning unknown (critical 9.8)
- [CVE-2018-0319](https://insights.sbomify.com/CVE-2018-0319/): Auth bypass in Cisco Prime Collaboration Provisioning unknown (critical 9.8)
- [CVE-2018-0320](https://insights.sbomify.com/CVE-2018-0320/): SQL injection in Cisco Prime Collaboration Provisioning unknown (critical 9.8)
- [CVE-2018-0321](https://insights.sbomify.com/CVE-2018-0321/): Auth bypass in Cisco Prime Collaboration Provisioning unknown (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-0391 and fix it if it is affected.

What it is: CVE-2018-0391 is a medium-severity denial of service vulnerability in Cisco Prime Collaboration Provisioning unknown, published on 1 Aug 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2018-0391 in the wild and no public exploit code.

Affected product: Cisco Prime Collaboration Provisioning unknown. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2018-0391/ (Markdown: https://insights.sbomify.com/CVE-2018-0391/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-0391
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-0391
- OSV: https://osv.dev/vulnerability/CVE-2018-0391

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-0391/
Summaries are generated and may contain mistakes; the official description above is the record.