# CVE-2011-2507: Code injection in n/a

> Authenticated users can execute arbitrary PHP code by injecting PCRE modifiers into the Synchronize feature via session manipulation.

- **Severity:** Medium 6.5 (`AV:N/AC:L/Au:S/C:P/I:P/A:P`)
- **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:** 14 Jul 2011
- **Updated:** 6 Aug 2024
- **Also known as:** DEBIAN-CVE-2011-2507, GHSA-rm5v-f378-qgp9

## What is CVE-2011-2507?

CVE-2011-2507 is a medium-severity code injection vulnerability in Phpmyadmin Phpmyadmin, published on 14 Jul 2011. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

libraries/server_synchronize.lib.php in the Synchronize implementation in phpMyAdmin 3.x before 3.3.10.2 and 3.4.x before 3.4.3.1 does not properly quote regular expressions, which allows remote authenticated users to inject a PCRE e (aka PREG_REPLACE_EVAL) modifier, and consequently execute arbitrary PHP code, by leveraging the ability to modify the SESSION superglobal array.

Weakness: CWE-94 (Improper Control of Generation of Code)

## Which versions are affected by CVE-2011-2507?

It affects 1 product.


Products: Phpmyadmin Phpmyadmin.

## How do I fix CVE-2011-2507?

Upgrade to a fixed version.

## Is CVE-2011-2507 being exploited?

There is no known exploitation of CVE-2011-2507 in the wild and no public exploit code.

## Other vulnerabilities in Phpmyadmin Phpmyadmin

- [CVE-2008-7251](https://insights.sbomify.com/CVE-2008-7251/): Misconfiguration in n/a (critical 10.0)
- [CVE-2008-7252](https://insights.sbomify.com/CVE-2008-7252/): phpMyAdmin unsafely handles temporary files (critical 10.0)
- [CVE-2007-0203](https://insights.sbomify.com/CVE-2007-0203/): Other in n/a (critical 10.0)
- [CVE-2004-1147](https://insights.sbomify.com/CVE-2004-1147/): Command injection in n/a (critical 10.0)
- [CVE-2020-22452](https://insights.sbomify.com/CVE-2020-22452/): phpmyadmin contains SQL Injection vulnerability (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2011-2507 and fix it if it is affected.

What it is: CVE-2011-2507 is a medium-severity code injection vulnerability in Phpmyadmin Phpmyadmin, published on 14 Jul 2011. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2011-2507 in the wild and no public exploit code.

Affected product: Phpmyadmin Phpmyadmin. 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-2011-2507/ (Markdown: https://insights.sbomify.com/CVE-2011-2507/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2011-2507
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2011-2507
- OSV: https://osv.dev/vulnerability/CVE-2011-2507

---
From sbomify Insights: https://insights.sbomify.com/CVE-2011-2507/
Summaries are generated and may contain mistakes; the official description above is the record.