# CVE-2013-7273: Denial of service in n/a

> Local users can cause a denial of service preventing login by pressing cancel after entering a username when the user list is disabled.

- **Severity:** Low 2.1 (`AV:L/AC:L/Au:N/C:N/I:N/A:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** Yes
- **Published:** 29 Apr 2014
- **Updated:** 6 Aug 2024
- **Also known as:** DEBIAN-CVE-2013-7273, GHSA-2w7j-hchq-jpj6

## What is CVE-2013-7273?

CVE-2013-7273 is a low-severity denial of service vulnerability in n/a, published on 29 Apr 2014. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

GNOME Display Manager (gdm) 3.4.1 and earlier, when disable-user-list is set to true, allows local users to cause a denial of service (unable to login) by pressing the cancel button after entering a user name.

## Which versions are affected by CVE-2013-7273?

It affects 1 product.


Products: Gnome Gnome Display Manager.

## How do I fix CVE-2013-7273?

Apply the vendor's patch.

## Is CVE-2013-7273 being exploited?

There is no known exploitation of CVE-2013-7273 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2018-14424](https://insights.sbomify.com/CVE-2018-14424/): Use after free in n/a (high 7.8)
- [CVE-2020-16125](https://insights.sbomify.com/CVE-2020-16125/): gdm3 would start gnome-initial-setup if it cannot contact accountservice (high 7.2)
- [CVE-2013-4169](https://insights.sbomify.com/CVE-2013-4169/): Path traversal in n/a (medium 6.9)
- [CVE-2020-27837](https://insights.sbomify.com/CVE-2020-27837/): Race condition in gdm (medium 6.4)
- [CVE-2017-12164](https://insights.sbomify.com/CVE-2017-12164/): Auth bypass in gdm (medium 4.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2013-7273 and fix it if it is affected.

What it is: CVE-2013-7273 is a low-severity denial of service vulnerability in n/a, published on 29 Apr 2014. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2013-7273 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-2013-7273/ (Markdown: https://insights.sbomify.com/CVE-2013-7273/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2013-7273
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2013-7273
- OSV: https://osv.dev/vulnerability/CVE-2013-7273

---
From sbomify Insights: https://insights.sbomify.com/CVE-2013-7273/
Summaries are generated and may contain mistakes; the official description above is the record.