# CVE-2022-27613: SQL injection in CardDAV Server

> Remote authenticated users can inject SQL commands into the Synology CardDAV Server webapi component, potentially compromising data integrity and confidentiality.

- **Severity:** High 8.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 28 Jul 2022
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-7vjm-x245-64r8

## What is CVE-2022-27613?

CVE-2022-27613 is a high-severity SQL injection vulnerability in Synology CardDAV Server, published on 28 Jul 2022. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Improper neutralization of special elements used in an SQL command ('SQL Injection') vulnerability in webapi component in Synology CardDAV Server before 6.0.10-0153 allows remote authenticated users to inject SQL commands via unspecified vectors.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2022-27613?

It affects 1 product.


Products: Synology Carddav Server.

## How do I fix CVE-2022-27613?

No fix has been published for CVE-2022-27613 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-27613 being exploited?

There is no known exploitation of CVE-2022-27613 in the wild and no public exploit code.

## Other vulnerabilities in Synology CardDAV Server

- [CVE-2017-15887](https://insights.sbomify.com/CVE-2017-15887/): Auth bypass in Synology CardDAV Server (critical 9.8)
- [CVE-2018-8928](https://insights.sbomify.com/CVE-2018-8928/): Cross-site scripting in CardDAV Server (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-27613 and fix it if it is affected.

What it is: CVE-2022-27613 is a high-severity SQL injection vulnerability in Synology CardDAV Server, published on 28 Jul 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-27613 in the wild and no public exploit code.

Affected product: Synology CardDAV Server. 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-2022-27613/ (Markdown: https://insights.sbomify.com/CVE-2022-27613/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-27613
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-27613
- OSV: https://osv.dev/vulnerability/CVE-2022-27613

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-27613/
Summaries are generated and may contain mistakes; the official description above is the record.