# CVE-2007-1527: Open redirect in n/a

> Remote attackers can trick users into communicating with external hosts via spoofed LLTD HELLO packets in Windows Vista.

- **Severity:** Medium 5.0 (`AV:N/AC:L/Au:N/C:N/I:P/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:** 20 Mar 2007
- **Updated:** 7 Aug 2024
- **Also known as:** GHSA-6844-w6c2-h2cw

## What is CVE-2007-1527?

CVE-2007-1527 is a medium-severity vulnerability in Microsoft Windows Vista, published on 20 Mar 2007. 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

The LLTD Mapper in Microsoft Windows Vista does not verify that an IP address in a TLV type 0x07 field in a HELLO packet corresponds to a valid IP address for the local network, which allows remote attackers to trick users into communicating with an external host by sending a HELLO packet with the MW characteristic and a spoofed TLV type 0x07 field, aka the "Spoof and Management URL IP Redirect" attack.

## Which versions are affected by CVE-2007-1527?

It affects 1 product.


Products: Microsoft Windows Vista.

## How do I fix CVE-2007-1527?

No fix has been published for CVE-2007-1527 yet. Limit exposure of the affected software until one is available.

## Is CVE-2007-1527 being exploited?

There is no known exploitation of CVE-2007-1527 in the wild and no public exploit code.

## Other vulnerabilities in Microsoft Windows Vista

- [CVE-2007-5351](https://insights.sbomify.com/CVE-2007-5351/): Code injection in n/a (critical 10.0)
- [CVE-2010-3145](https://insights.sbomify.com/CVE-2010-3145/): Privilege escalation in n/a (critical 9.3)
- [CVE-2008-0951](https://insights.sbomify.com/CVE-2008-0951/): Security feature bypass in n/a (critical 9.3)
- [CVE-2007-1658](https://insights.sbomify.com/CVE-2007-1658/): Path traversal in n/a (critical 9.3)
- [CVE-2007-1534](https://insights.sbomify.com/CVE-2007-1534/): Misconfiguration in n/a (critical 9.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2007-1527 and fix it if it is affected.

What it is: CVE-2007-1527 is a medium-severity vulnerability in Microsoft Windows Vista, published on 20 Mar 2007. 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-2007-1527 in the wild and no public exploit code.

Affected product: Microsoft Windows Vista. 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-2007-1527/ (Markdown: https://insights.sbomify.com/CVE-2007-1527/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2007-1527
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2007-1527
- OSV: https://osv.dev/vulnerability/CVE-2007-1527

---
From sbomify Insights: https://insights.sbomify.com/CVE-2007-1527/
Summaries are generated and may contain mistakes; the official description above is the record.