# CVE-2023-2820: Information disclosure in Threat Response Auto Pull

> An attacker on an adjacent network can obtain integrated service credentials via man-in-the-middle or cryptanalysis, allowing impersonation of the service.

- **Severity:** Medium 6.1 (`CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 14 Jun 2023
- **Updated:** 27 Dec 2024
- **Also known as:** GHSA-92ch-fw3f-gxmq

## What is CVE-2023-2820?

CVE-2023-2820 is a medium-severity vulnerability in Proofpoint Threat Response Auto Pull, published on 14 Jun 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

An information disclosure vulnerability in the faye endpoint in Proofpoint Threat Response / Threat Response Auto-Pull (PTR/TRAP) could be used by an attacker on an adjacent network to obtain credentials to integrated services via a man-in-the-middle position or cryptanalysis of the session traffic. An attacker could use these credentials to impersonate PTR/TRAP to these services. All versions prior to 5.10.0 are affected.

Weakness: CWE-668 (Exposure of Resource to Wrong Sphere), CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2023-2820?

It affects 1 product.


Products: Proofpoint Threat Response Auto Pull.

## How do I fix CVE-2023-2820?

No fix has been published for CVE-2023-2820 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-2820 being exploited?

There is no known exploitation of CVE-2023-2820 in the wild and no public exploit code.

## Other vulnerabilities in Proofpoint Threat Response Auto Pull

- [CVE-2023-2819](https://insights.sbomify.com/CVE-2023-2819/): Cross-site scripting in Threat Response Auto Pull (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-2820 and fix it if it is affected.

What it is: CVE-2023-2820 is a medium-severity vulnerability in Proofpoint Threat Response Auto Pull, published on 14 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-2023-2820 in the wild and no public exploit code.

Affected product: Proofpoint Threat Response Auto Pull. 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-2023-2820/ (Markdown: https://insights.sbomify.com/CVE-2023-2820/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-2820
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-2820
- OSV: https://osv.dev/vulnerability/CVE-2023-2820

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-2820/
Summaries are generated and may contain mistakes; the official description above is the record.