# CVE-2016-1499: Information disclosure in n/a

> Authenticated users can access sensitive directory listings and cause CPU exhaustion via a specific parameter in ownCloud Server.

- **Severity:** High 8.5 (`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/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:** Yes
- **Published:** 8 Jan 2016
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-r929-5x66-fmvp

## What is CVE-2016-1499?

CVE-2016-1499 is a high-severity vulnerability in Owncloud Owncloud, published on 8 Jan 2016. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

ownCloud Server before 8.0.10, 8.1.x before 8.1.5, and 8.2.x before 8.2.2 allow remote authenticated users to obtain sensitive information from a directory listing and possibly cause a denial of service (CPU consumption) via the force parameter to index.php/apps/files/ajax/scan.php.

Weakness: CWE-399, CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2016-1499?

It affects 2 products.


Products: Owncloud Owncloud, Owncloud Owncloud Server.

## How do I fix CVE-2016-1499?

Upgrade to a fixed version.

## Is CVE-2016-1499 being exploited?

There is no known exploitation of CVE-2016-1499 in the wild and no public exploit code.

## Other vulnerabilities in Owncloud Owncloud

- [CVE-2021-35946](https://insights.sbomify.com/CVE-2021-35946/): Privilege escalation in n/a (critical 9.8)
- [CVE-2014-2052](https://insights.sbomify.com/CVE-2014-2052/): XML external entity in n/a (critical 9.8)
- [CVE-2014-2048](https://insights.sbomify.com/CVE-2014-2048/): Auth bypass in n/a (critical 9.8)
- [CVE-2020-28645](https://insights.sbomify.com/CVE-2020-28645/): Path traversal in n/a (critical 9.1)
- [CVE-2015-4718](https://insights.sbomify.com/CVE-2015-4718/): Command injection in n/a (critical 9.0)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2016-1499 and fix it if it is affected.

What it is: CVE-2016-1499 is a high-severity vulnerability in Owncloud Owncloud, published on 8 Jan 2016. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2016-1499 in the wild and no public exploit code.

Affected product: Owncloud Owncloud. 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-2016-1499/ (Markdown: https://insights.sbomify.com/CVE-2016-1499/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2016-1499
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2016-1499
- OSV: https://osv.dev/vulnerability/CVE-2016-1499

---
From sbomify Insights: https://insights.sbomify.com/CVE-2016-1499/
Summaries are generated and may contain mistakes; the official description above is the record.