# CVE-2008-5179: Denial of service in n/a

> Remote attackers can crash Microsoft Office Communications Server and Messenger clients by sending crafted RTCP receiver report packets.

- **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:** No
- **Published:** 20 Nov 2008
- **Updated:** 7 Aug 2024
- **Also known as:** GHSA-c493-6g8x-m92j

## What is CVE-2008-5179?

CVE-2008-5179 is a medium-severity denial of service vulnerability in n/a, published on 20 Nov 2008. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Unspecified vulnerability in Microsoft Office Communications Server (OCS), Office Communicator, and Windows Live Messenger allows remote attackers to cause a denial of service (crash) via a crafted Real-time Transport Control Protocol (RTCP) receiver report packet.

## Which versions are affected by CVE-2008-5179?

It affects 3 products.


Products: Microsoft Office Communications Server, Microsoft Office Communicator, Microsoft Windows Live Messenger.

## How do I fix CVE-2008-5179?

No fix has been published for CVE-2008-5179 yet. Limit exposure of the affected software until one is available.

## Is CVE-2008-5179 being exploited?

There is no known exploitation of CVE-2008-5179 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2008-5179 and fix it if it is affected.

What it is: CVE-2008-5179 is a medium-severity denial of service vulnerability in n/a, published on 20 Nov 2008. 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-2008-5179 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-2008-5179/ (Markdown: https://insights.sbomify.com/CVE-2008-5179/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2008-5179
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2008-5179
- OSV: https://osv.dev/vulnerability/CVE-2008-5179

---
From sbomify Insights: https://insights.sbomify.com/CVE-2008-5179/
Summaries are generated and may contain mistakes; the official description above is the record.