# CVE-2023-4310: Command injection in Privileged Remote Access (PRA)

> Unauthenticated remote attackers can execute OS commands via malicious HTTP requests in BeyondTrust PRA and RS.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:** 5 Sep 2023
- **Updated:** 1 Oct 2024
- **Also known as:** GHSA-7q7j-jq8x-xcjh

## What is CVE-2023-4310?

CVE-2023-4310 is a critical command injection vulnerability in BeyondTrust Privileged Remote Access (PRA), published on 5 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) versions 23.2.1 and 23.2.2 contain a command injection vulnerability which can be exploited through a malicious HTTP request. Successful exploitation of this vulnerability can allow an unauthenticated remote attacker to execute underlying operating system commands within the context of the site user. This issue is fixed in version 23.2.3.

Weakness: CWE-77 (Improper Neutralization of Special Elements used in a Command)

## Which versions are affected by CVE-2023-4310?

It affects 2 products.


Products: Beyondtrust Privileged Remote Access, Beyondtrust Remote Support.

## How do I fix CVE-2023-4310?

No fix has been published for CVE-2023-4310 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-4310 being exploited?

There is no known exploitation of CVE-2023-4310 in the wild and no public exploit code.

## Other vulnerabilities in BeyondTrust Privileged Remote Access (PRA)

- [CVE-2026-1731](https://insights.sbomify.com/CVE-2026-1731/): BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection (critical 9.9, exploited in the wild)
- [CVE-2024-12356](https://insights.sbomify.com/CVE-2024-12356/): BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) Command Injection Vulnerability (critical 9.8, exploited in the wild)
- [CVE-2024-12686](https://insights.sbomify.com/CVE-2024-12686/): BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) OS Command Injection (medium 6.6, exploited in the wild)
- [CVE-2026-40138](https://insights.sbomify.com/CVE-2026-40138/): Critical Pre-Authentication Vulnerability in BeyondTrust Remote Support and Privileged Remote Access (critical 9.2)
- [CVE-2026-40139](https://insights.sbomify.com/CVE-2026-40139/): Critical Pre-Authentication Vulnerability in BeyondTrust Remote Support and Privileged Remote Access (critical 9.2)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-4310 and fix it if it is affected.

What it is: CVE-2023-4310 is a critical command injection vulnerability in BeyondTrust Privileged Remote Access (PRA), published on 5 Sep 2023. 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-2023-4310 in the wild and no public exploit code.

Affected product: BeyondTrust Privileged Remote Access (PRA). 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-2023-4310/ (Markdown: https://insights.sbomify.com/CVE-2023-4310/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-4310
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-4310
- OSV: https://osv.dev/vulnerability/CVE-2023-4310

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-4310/
Summaries are generated and may contain mistakes; the official description above is the record.