# CVE-2006-5542: Denial of service in n/a

> Authenticated remote users can crash the PostgreSQL daemon by sending specific SQL commands when duration logging is enabled.

- **Severity:** Medium 4.0 (`AV:N/AC:L/Au:S/C:N/I:N/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:** 26 Oct 2006
- **Updated:** 7 Aug 2024
- **Also known as:** GHSA-g668-jf66-cc94

## What is CVE-2006-5542?

CVE-2006-5542 is a medium-severity denial of service vulnerability in Postgresql Postgresql, published on 26 Oct 2006. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

backend/tcop/postgres.c in PostgreSQL 8.1.x before 8.1.5 allows remote authenticated users to cause a denial of service (daemon crash) related to duration logging of V3-protocol Execute messages for (1) COMMIT and (2) ROLLBACK SQL statements.

## Which versions are affected by CVE-2006-5542?

It affects 1 product.


Products: Postgresql Postgresql.

## How do I fix CVE-2006-5542?

Upgrade to a fixed version.

## Is CVE-2006-5542 being exploited?

There is no known exploitation of CVE-2006-5542 in the wild and no public exploit code.

## Other vulnerabilities in Postgresql Postgresql

- [CVE-2013-1902](https://insights.sbomify.com/CVE-2013-1902/): Information disclosure in n/a (critical 10.0)
- [CVE-2013-1903](https://insights.sbomify.com/CVE-2013-1903/): Information disclosure in n/a (critical 10.0)
- [CVE-2007-3279](https://insights.sbomify.com/CVE-2007-3279/): Privilege escalation in n/a (critical 10.0)
- [CVE-2002-1399](https://insights.sbomify.com/CVE-2002-1399/): Integer overflow in n/a (critical 10.0)
- [CVE-2016-3065](https://insights.sbomify.com/CVE-2016-3065/): Information disclosure in n/a (critical 9.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2006-5542 and fix it if it is affected.

What it is: CVE-2006-5542 is a medium-severity denial of service vulnerability in Postgresql Postgresql, published on 26 Oct 2006. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2006-5542 in the wild and no public exploit code.

Affected product: Postgresql Postgresql. 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-2006-5542/ (Markdown: https://insights.sbomify.com/CVE-2006-5542/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2006-5542
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2006-5542
- OSV: https://osv.dev/vulnerability/CVE-2006-5542

---
From sbomify Insights: https://insights.sbomify.com/CVE-2006-5542/
Summaries are generated and may contain mistakes; the official description above is the record.