# CVE-2010-0397: Null dereference in n/a

> A NULL pointer dereference in the PHP xmlrpc extension allows remote attackers to cause a denial of service via crafted input.

- **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:** 16 Mar 2010
- **Updated:** 7 Aug 2024
- **Also known as:** DSA-2018-1, GHSA-vqgq-wj7q-x376

## What is CVE-2010-0397?

CVE-2010-0397 is a medium-severity vulnerability in Php Php, published on 16 Mar 2010. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The xmlrpc extension in PHP 5.3.1 does not properly handle a missing methodName element in the first argument to the xmlrpc_decode_request function, which allows context-dependent attackers to cause a denial of service (NULL pointer dereference and application crash) and possibly have unspecified other impact via a crafted argument.

## Which versions are affected by CVE-2010-0397?

It affects 1 product.


Products: Php Php.

## How do I fix CVE-2010-0397?

Upgrade to a fixed version.

## Is CVE-2010-0397 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2010-0397 exists.

Public exploit code:

- PHP 5.3.2 'xmlrpc' Extension - Multiple Remote Denial of Service Vulnerabilities (exploitdb)

## Other vulnerabilities in Php Php

- [CVE-2012-2688](https://insights.sbomify.com/CVE-2012-2688/): Integer overflow in n/a (critical 10.0)
- [CVE-2012-2376](https://insights.sbomify.com/CVE-2012-2376/): Memory corruption in n/a (critical 10.0)
- [CVE-2011-3268](https://insights.sbomify.com/CVE-2011-3268/): Memory corruption in n/a (critical 10.0)
- [CVE-2009-4143](https://insights.sbomify.com/CVE-2009-4143/): Other in n/a (critical 10.0)
- [CVE-2008-5557](https://insights.sbomify.com/CVE-2008-5557/): Memory corruption in n/a (critical 10.0)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2010-0397 and fix it if it is affected.

What it is: CVE-2010-0397 is a medium-severity vulnerability in Php Php, published on 16 Mar 2010. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2010-0397 exists.

Affected product: Php Php. 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-2010-0397/ (Markdown: https://insights.sbomify.com/CVE-2010-0397/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2010-0397
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2010-0397
- OSV: https://osv.dev/vulnerability/CVE-2010-0397

---
From sbomify Insights: https://insights.sbomify.com/CVE-2010-0397/
Summaries are generated and may contain mistakes; the official description above is the record.