# CVE-2023-2818: ITM Windows Agent Insecure Filesystem Permissions

> Local unprivileged users can disrupt agent monitoring due to insecure filesystem permissions in the Windows agent.

- **Severity:** Medium 5.5 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H`)
- **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:** 27 Jun 2023
- **Updated:** 7 Nov 2024
- **Also known as:** GHSA-gm3h-h75w-r3wg

## What is CVE-2023-2818?

CVE-2023-2818 is a medium-severity vulnerability in Proofpoint Insider Threat Management, published on 27 Jun 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

An insecure filesystem permission in the Insider Threat Management Agent for Windows enables local unprivileged users to disrupt agent monitoring. All versions prior to 7.14.3 are affected. Agents for MacOS and Linux and Cloud are unaffected.

Weakness: CWE-281 (Improper Preservation of Permissions)

## Which versions are affected by CVE-2023-2818?

It affects 1 product.


Products: Proofpoint Insider Threat Management.

## How do I fix CVE-2023-2818?

No fix has been published for CVE-2023-2818 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-2818 being exploited?

There is no known exploitation of CVE-2023-2818 in the wild and no public exploit code.

## Other vulnerabilities in Proofpoint Insider Threat Management

- [CVE-2020-8884](https://insights.sbomify.com/CVE-2020-8884/): Deserialization in n/a (high 8.8)
- [CVE-2021-27900](https://insights.sbomify.com/CVE-2021-27900/): Missing authorization in n/a (high 8.1)
- [CVE-2022-25294](https://insights.sbomify.com/CVE-2022-25294/): Privilege escalation in n/a (high 7.8)
- [CVE-2021-22159](https://insights.sbomify.com/CVE-2021-22159/): Missing authorization in n/a (high 7.8)
- [CVE-2023-4801](https://insights.sbomify.com/CVE-2023-4801/): ITM MacOS Agent Improper Certificate Validation (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-2818 and fix it if it is affected.

What it is: CVE-2023-2818 is a medium-severity vulnerability in Proofpoint Insider Threat Management, published on 27 Jun 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-2023-2818 in the wild and no public exploit code.

Affected product: Proofpoint Insider Threat Management. 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-2023-2818/ (Markdown: https://insights.sbomify.com/CVE-2023-2818/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-2818
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-2818
- OSV: https://osv.dev/vulnerability/CVE-2023-2818

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-2818/
Summaries are generated and may contain mistakes; the official description above is the record.