# CVE-2015-6413: Missing authorization in n/a

> Authenticated users can bypass read-only restrictions to upload files on Cisco VCS Expressway, potentially leading to privilege escalation.

- **Severity:** Medium 4.0 (`AV:N/AC:L/Au:S/C:N/I:P/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 13 Dec 2015
- **Updated:** 6 Aug 2024
- **Also known as:** GHSA-58fm-pmp5-q9g7

## What is CVE-2015-6413?

CVE-2015-6413 is a medium-severity missing authorization vulnerability in n/a, published on 13 Dec 2015. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

Cisco TelePresence Video Communication Server (VCS) Expressway X8.6 allows remote authenticated users to bypass intended read-only restrictions and upload Tandberg Linux Package (TLP) files by visiting an administrative page, aka Bug ID CSCuw55651.

Weakness: CWE-264

## Which versions are affected by CVE-2015-6413?

It affects 1 product.


Products: Cisco Telepresence Video Communication Server Software.

## How do I fix CVE-2015-6413?

No fix has been published for CVE-2015-6413 yet. Limit exposure of the affected software until one is available.

## Is CVE-2015-6413 being exploited?

There is no known exploitation of CVE-2015-6413 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-2015-6413 and fix it if it is affected.

What it is: CVE-2015-6413 is a medium-severity missing authorization vulnerability in n/a, published on 13 Dec 2015. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2015-6413 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-2015-6413/ (Markdown: https://insights.sbomify.com/CVE-2015-6413/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2015-6413
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2015-6413
- OSV: https://osv.dev/vulnerability/CVE-2015-6413

---
From sbomify Insights: https://insights.sbomify.com/CVE-2015-6413/
Summaries are generated and may contain mistakes; the official description above is the record.