# CVE-2023-34348: Improper Check or Handling of Exceptional Conditions in Aveva PI Server

> Unauthenticated attackers can remotely crash the PI Message Subsystem, causing a denial-of-service condition in Aveva PI Server.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 18 Jan 2024
- **Updated:** 21 Oct 2024
- **Also known as:** GHSA-fh7p-wmpj-pqf7

## What is CVE-2023-34348?

CVE-2023-34348 is a high-severity denial of service vulnerability in Aveva PI Server, published on 18 Jan 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

AVEVA PI Server versions 2023 and 2018 SP3 P05 and prior contain a vulnerability that could allow an unauthenticated user to remotely crash the PI Message Subsystem of a PI Server, resulting in a denial-of-service condition.

Weakness: CWE-755 (Improper Handling of Exceptional Conditions), CWE-754 (Improper Check for Unusual or Exceptional Conditions), CWE-703 (Improper Check or Handling of Exceptional Conditions)

## Which versions are affected by CVE-2023-34348?

It affects 1 product.


Products: Aveva Pi Server.

## How do I fix CVE-2023-34348?

No fix has been published for CVE-2023-34348 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-34348 being exploited?

There is no known exploitation of CVE-2023-34348 in the wild and no public exploit code.

## Other vulnerabilities in Aveva PI Server

- [CVE-2023-31274](https://insights.sbomify.com/CVE-2023-31274/): Missing Release of Resource after Effective Lifetime vulnerability in Aveva PI Server (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-34348 and fix it if it is affected.

What it is: CVE-2023-34348 is a high-severity denial of service vulnerability in Aveva PI Server, published on 18 Jan 2024. 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-2023-34348 in the wild and no public exploit code.

Affected product: Aveva PI 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-2023-34348/ (Markdown: https://insights.sbomify.com/CVE-2023-34348/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-34348
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-34348
- OSV: https://osv.dev/vulnerability/CVE-2023-34348

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-34348/
Summaries are generated and may contain mistakes; the official description above is the record.