# CVE-2021-30360: Privilege escalation in Check Point Remote Access Client

> An attacker can escalate privileges by placing a malicious executable in the repair directory, which runs with elevated client privileges during installation repair.

- **Severity:** High 7.8 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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:** 7 Jan 2022
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-cmxp-9m5v-w2r3

## What is CVE-2021-30360?

CVE-2021-30360 is a high-severity vulnerability in Check Point Remote Access Client, published on 7 Jan 2022. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Users have access to the directory where the installation repair occurs. Since the MS Installer allows regular users to run the repair, an attacker can initiate the installation repair and place a specially crafted EXE in the repair folder which runs with the Check Point Remote Access Client privileges.

Weakness: CWE-427 (Uncontrolled Search Path Element)

## Which versions are affected by CVE-2021-30360?

It affects 1 product.


Products: Checkpoint Endpoint Security.

## How do I fix CVE-2021-30360?

No fix has been published for CVE-2021-30360 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-30360 being exploited?

There is no known exploitation of CVE-2021-30360 in the wild and no public exploit code.

## Other vulnerabilities in Check Point Remote Access Client

- [CVE-2023-28134](https://insights.sbomify.com/CVE-2023-28134/): Local Privliege Escalation in Check Point Endpoint Security Remediation Service (high 7.8)
- [CVE-2023-28133](https://insights.sbomify.com/CVE-2023-28133/): Privilege escalation in Harmony Endpoint. (high 7.8)
- [CVE-2022-23742](https://insights.sbomify.com/CVE-2022-23742/): Path traversal in Check Point Endpoint Security Client for Windows (high 7.8)
- [CVE-2020-6021](https://insights.sbomify.com/CVE-2020-6021/): Privilege escalation in Check Point Endpoint Security Client for Windows (high 7.8)
- [CVE-2019-8452](https://insights.sbomify.com/CVE-2019-8452/): Privilege escalation in Check Point Endpoint Security client for Windows (high 7.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-30360 and fix it if it is affected.

What it is: CVE-2021-30360 is a high-severity vulnerability in Check Point Remote Access Client, published on 7 Jan 2022. 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-2021-30360 in the wild and no public exploit code.

Affected product: Check Point Remote Access Client. 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-2021-30360/ (Markdown: https://insights.sbomify.com/CVE-2021-30360/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-30360
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-30360
- OSV: https://osv.dev/vulnerability/CVE-2021-30360

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-30360/
Summaries are generated and may contain mistakes; the official description above is the record.