# CVE-2016-6460: Security feature bypass in Cisco Firepower System Software 5.4.0.2 through 6.2.0

> Unauthenticated attackers can bypass FTP malware detection rules to download malware if a specific file policy is configured.

- **Severity:** High 7.5 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 19 Nov 2016
- **Updated:** 6 Aug 2024
- **Also known as:** GHSA-wx73-xmw3-898p

## What is CVE-2016-6460?

CVE-2016-6460 is a high-severity vulnerability in Cisco Firepower System Software 5.4.0.2 through 6.2.0, published on 19 Nov 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability in the FTP Representational State Transfer Application Programming Interface (REST API) for Cisco Firepower System Software could allow an unauthenticated, remote attacker to bypass FTP malware detection rules and download malware over an FTP connection. Cisco Firepower System Software is affected when the device has a file policy with malware block configured for FTP connections. More Information: CSCuv36188 CSCuy91156. Known Affected Releases: 5.4.0.2 5.4.1.1 5.4.1.6 6.0.0 6.1.0 6.2.0. Known Fixed Releases: 6.0.0.

Weakness: CWE-254

## Which versions are affected by CVE-2016-6460?

It affects 1 product.


Products: Cisco Firesight System Software.

## How do I fix CVE-2016-6460?

No fix has been published for CVE-2016-6460 yet. Limit exposure of the affected software until one is available.

## Is CVE-2016-6460 being exploited?

There is no known exploitation of CVE-2016-6460 in the wild and no public exploit code.

## Other vulnerabilities in Cisco Firepower System Software 5.4.0.2 through 6.2.0

- [CVE-2016-6394](https://insights.sbomify.com/CVE-2016-6394/): Auth bypass in n/a (critical 9.1)
- [CVE-2015-6335](https://insights.sbomify.com/CVE-2015-6335/): Privilege escalation in n/a (critical 9.0)
- [CVE-2016-6417](https://insights.sbomify.com/CVE-2016-6417/): Cross-site request forgery in n/a (high 8.8)
- [CVE-2016-1394](https://insights.sbomify.com/CVE-2016-1394/): Hardcoded credentials in n/a (high 8.6)
- [CVE-2017-6766](https://insights.sbomify.com/CVE-2017-6766/): Security feature bypass in Cisco Firepower System Software (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2016-6460 and fix it if it is affected.

What it is: CVE-2016-6460 is a high-severity vulnerability in Cisco Firepower System Software 5.4.0.2 through 6.2.0, published on 19 Nov 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2016-6460 in the wild and no public exploit code.

Affected product: Cisco Firepower System Software 5.4.0.2 through 6.2.0. 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-2016-6460/ (Markdown: https://insights.sbomify.com/CVE-2016-6460/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2016-6460
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2016-6460
- OSV: https://osv.dev/vulnerability/CVE-2016-6460

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From sbomify Insights: https://insights.sbomify.com/CVE-2016-6460/
Summaries are generated and may contain mistakes; the official description above is the record.