# CVE-2015-4319: Missing authorization in n/a

> Authenticated users can reset arbitrary passwords in Cisco VCS Expressway due to improper authorization, enabling account takeover.

- **Severity:** Medium 5.5 (`AV:N/AC:L/Au:S/C:N/I:P/A:P`)
- **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:** 20 Aug 2015
- **Updated:** 6 Aug 2024
- **Also known as:** GHSA-c273-jjf4-fr9f

## What is CVE-2015-4319?

CVE-2015-4319 is a medium-severity missing authorization vulnerability in n/a, published on 20 Aug 2015. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The password-change feature in the administrative web interface in Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.1 improperly performs authorization, which allows remote authenticated users to reset arbitrary active-user passwords via unspecified vectors, aka Bug ID CSCuv12338.

Weakness: CWE-255

## Which versions are affected by CVE-2015-4319?

It affects 1 product.


Products: Cisco Telepresence Video Communication Server Software.

## How do I fix CVE-2015-4319?

No fix has been published for CVE-2015-4319 yet. Limit exposure of the affected software until one is available.

## Is CVE-2015-4319 being exploited?

There is no known exploitation of CVE-2015-4319 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2015-4327](https://insights.sbomify.com/CVE-2015-4327/): Privilege escalation in n/a (high 7.2)
- [CVE-2015-0772](https://insights.sbomify.com/CVE-2015-0772/): Denial of service in n/a (high 7.1)
- [CVE-2014-0662](https://insights.sbomify.com/CVE-2014-0662/): Denial of service in n/a (high 7.1)
- [CVE-2015-4325](https://insights.sbomify.com/CVE-2015-4325/): Privilege escalation in n/a (medium 6.9)
- [CVE-2015-6318](https://insights.sbomify.com/CVE-2015-6318/): Path traversal in n/a (medium 6.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2015-4319 and fix it if it is affected.

What it is: CVE-2015-4319 is a medium-severity missing authorization vulnerability in n/a, published on 20 Aug 2015. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2015-4319 in the wild and no public exploit code.

Affected product: n/a. 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-2015-4319/ (Markdown: https://insights.sbomify.com/CVE-2015-4319/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2015-4319
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2015-4319
- OSV: https://osv.dev/vulnerability/CVE-2015-4319

---
From sbomify Insights: https://insights.sbomify.com/CVE-2015-4319/
Summaries are generated and may contain mistakes; the official description above is the record.