# CVE-2023-23576: Business logic in Command Centre Server

> Privileged users can retain physical access longer than intended after network outages due to incorrect behavior order in Gallagher Command Centre Server.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 18 Dec 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-5gjx-6hg3-323g

## What is CVE-2023-23576?

CVE-2023-23576 is a medium-severity vulnerability in Gallagher Command Centre Server, published on 18 Dec 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Incorrect behavior order in the Command Centre Server could allow privileged users to gain physical access to the site for longer than intended after a network outage when competencies are used in the access decision. 

This issue affects: Gallagher Command Centre: 8.90 prior to vEL8.90.1620 (MR2), 8.80 prior to vEL8.80.1369 (MR3), 8.70 prior to vEL8.70.2375 (MR5), 8.60 prior to vEL8.60.2550 (MR7), all versions of 8.50 and prior.

Weakness: CWE-696 (Incorrect Behavior Order)

## Which versions are affected by CVE-2023-23576?

It affects 1 product.


Products: Gallagher Command Centre.

## How do I fix CVE-2023-23576?

No fix has been published for CVE-2023-23576 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-23576 being exploited?

There is no known exploitation of CVE-2023-23576 in the wild and no public exploit code.

## Other vulnerabilities in Gallagher Command Centre Server

- [CVE-2021-23140](https://insights.sbomify.com/CVE-2021-23140/): Missing authorization in Command Centre (critical 9.9)
- [CVE-2021-23230](https://insights.sbomify.com/CVE-2021-23230/): SQL injection in Command Centre (critical 9.9)
- [CVE-2020-16096](https://insights.sbomify.com/CVE-2020-16096/): Missing authorization in Command Centre (critical 9.9)
- [CVE-2020-16098](https://insights.sbomify.com/CVE-2020-16098/): Information disclosure in Command Centre (critical 9.8)
- [CVE-2019-15294](https://insights.sbomify.com/CVE-2019-15294/): Information disclosure in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-23576 and fix it if it is affected.

What it is: CVE-2023-23576 is a medium-severity vulnerability in Gallagher Command Centre Server, published on 18 Dec 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-23576 in the wild and no public exploit code.

Affected product: Gallagher Command Centre 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-2023-23576/ (Markdown: https://insights.sbomify.com/CVE-2023-23576/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-23576
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-23576
- OSV: https://osv.dev/vulnerability/CVE-2023-23576

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-23576/
Summaries are generated and may contain mistakes; the official description above is the record.