# CVE-2010-2813: Denial of service in n/a

> Remote attackers can cause disk consumption and denial of service by triggering excessive preference file creation via IMAP login attempts.

- **Severity:** Medium 5.0 (`AV:N/AC:L/Au:N/C:N/I:N/A:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 19 Aug 2010
- **Updated:** 7 Aug 2024
- **Also known as:** GHSA-4jqc-6m5c-wg7v

## What is CVE-2010-2813?

CVE-2010-2813 is a medium-severity denial of service vulnerability in Squirrelmail Squirrelmail, published on 19 Aug 2010. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

functions/imap_general.php in SquirrelMail before 1.4.21 does not properly handle 8-bit characters in passwords, which allows remote attackers to cause a denial of service (disk consumption) by making many IMAP login attempts with different usernames, leading to the creation of many preferences files.

Weakness: CWE-399

## Which versions are affected by CVE-2010-2813?

It affects 1 product.


Products: Squirrelmail Squirrelmail.

## How do I fix CVE-2010-2813?

Upgrade to a fixed version.

## Is CVE-2010-2813 being exploited?

There is no known exploitation of CVE-2010-2813 in the wild and no public exploit code.

## Other vulnerabilities in Squirrelmail Squirrelmail

- [CVE-2002-0516](https://insights.sbomify.com/CVE-2002-0516/): Command injection in n/a (critical 10.0)
- [CVE-2020-14932](https://insights.sbomify.com/CVE-2020-14932/): Deserialization in n/a (critical 9.8)
- [CVE-2020-14933](https://insights.sbomify.com/CVE-2020-14933/): Deserialization in n/a (high 8.8)
- [CVE-2017-7692](https://insights.sbomify.com/CVE-2017-7692/): Command injection in n/a (high 8.8)
- [CVE-2007-2631](https://insights.sbomify.com/CVE-2007-2631/): Cross-site request forgery in n/a (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2010-2813 and fix it if it is affected.

What it is: CVE-2010-2813 is a medium-severity denial of service vulnerability in Squirrelmail Squirrelmail, published on 19 Aug 2010. 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-2010-2813 in the wild and no public exploit code.

Affected product: Squirrelmail Squirrelmail. 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-2010-2813/ (Markdown: https://insights.sbomify.com/CVE-2010-2813/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2010-2813
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2010-2813
- OSV: https://osv.dev/vulnerability/CVE-2010-2813

---
From sbomify Insights: https://insights.sbomify.com/CVE-2010-2813/
Summaries are generated and may contain mistakes; the official description above is the record.