# CVE-2020-3178: Cisco Content Security Management Appliance Open Redirect Vulnerabilities

> Unauthenticated attackers can redirect users to malicious sites or steal browser information via improper input validation in the Cisco SMA web GUI.

- **Severity:** Medium 6.1 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 6 May 2020
- **Updated:** 15 Nov 2024
- **Also known as:** GHSA-8mc8-gh78-5fvq

## What is CVE-2020-3178?

CVE-2020-3178 is a medium-severity vulnerability in Cisco Content Security Management Appliance (SMA), published on 6 May 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

Multiple vulnerabilities in the web-based GUI of Cisco AsyncOS Software for Cisco Content Security Management Appliance (SMA) could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. The vulnerabilities are due to improper input validation of the parameters of an HTTP request. An attacker could exploit these vulnerabilities by intercepting an HTTP request and modifying it to redirect a user to a specific malicious URL. A successful exploit could allow the attacker to redirect a user to a malicious web page or to obtain sensitive browser-based information. This type of attack is commonly referred to as an open redirect attack and is used in phishing attacks to get users to unknowingly visit malicious sites.

Weakness: CWE-601 (URL Redirection to Untrusted Site)

## Which versions are affected by CVE-2020-3178?

It affects 1 product.


Products: Cisco Content Security Management Appliance.

## How do I fix CVE-2020-3178?

No fix has been published for CVE-2020-3178 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-3178 being exploited?

There is no known exploitation of CVE-2020-3178 in the wild and no public exploit code.

## Other vulnerabilities in Cisco Content Security Management Appliance (SMA)

- [CVE-2014-2119](https://insights.sbomify.com/CVE-2014-2119/): File upload in n/a (high 8.5)
- [CVE-2015-6321](https://insights.sbomify.com/CVE-2015-6321/): Denial of service in n/a (high 7.8)
- [CVE-2013-5537](https://insights.sbomify.com/CVE-2013-5537/): Denial of service in n/a (high 7.8)
- [CVE-2016-2183](https://insights.sbomify.com/CVE-2016-2183/): Weak cryptography in n/a (high 7.5)
- [CVE-2013-3395](https://insights.sbomify.com/CVE-2013-3395/): Cross-site request forgery in n/a (medium 6.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-3178 and fix it if it is affected.

What it is: CVE-2020-3178 is a medium-severity vulnerability in Cisco Content Security Management Appliance (SMA), published on 6 May 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2020-3178 in the wild and no public exploit code.

Affected product: Cisco Content Security Management Appliance (SMA). 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-2020-3178/ (Markdown: https://insights.sbomify.com/CVE-2020-3178/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-3178
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-3178
- OSV: https://osv.dev/vulnerability/CVE-2020-3178

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From sbomify Insights: https://insights.sbomify.com/CVE-2020-3178/
Summaries are generated and may contain mistakes; the official description above is the record.