# CVE-2021-35599: Privilege escalation in Database - Enterprise Edition

> A local high-privileged attacker can compromise the Zero Downtime DB Migration to Cloud component, leading to full takeover of the service.

- **Severity:** High 8.2 (`CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 20 Oct 2021
- **Updated:** 25 Sep 2024
- **Also known as:** GHSA-m79c-qvcv-c956

## What is CVE-2021-35599?

CVE-2021-35599 is a high-severity vulnerability in Oracle Corporation Database - Enterprise Edition, published on 20 Oct 2021. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Vulnerability in the Zero Downtime DB Migration to Cloud component of Oracle Database Server. The supported version that is affected is 21c. Easily exploitable vulnerability allows high privileged attacker having Local Logon privilege with logon to the infrastructure where Zero Downtime DB Migration to Cloud executes to compromise Zero Downtime DB Migration to Cloud. While the vulnerability is in Zero Downtime DB Migration to Cloud, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Zero Downtime DB Migration to Cloud. CVSS 3.1 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).

## Which versions are affected by CVE-2021-35599?

It affects 1 product.


Products: Oracle Zero Downtime Db Migration to Cloud.

## How do I fix CVE-2021-35599?

No fix has been published for CVE-2021-35599 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-35599 being exploited?

There is no known exploitation of CVE-2021-35599 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-35599 and fix it if it is affected.

What it is: CVE-2021-35599 is a high-severity vulnerability in Oracle Corporation Database - Enterprise Edition, published on 20 Oct 2021. 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-2021-35599 in the wild and no public exploit code.

Affected product: Oracle Corporation Database - Enterprise Edition. 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-2021-35599/ (Markdown: https://insights.sbomify.com/CVE-2021-35599/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-35599
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-35599
- OSV: https://osv.dev/vulnerability/CVE-2021-35599

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-35599/
Summaries are generated and may contain mistakes; the official description above is the record.