# CVE-2021-2004: Information disclosure in Siebel Core - Server Framework

> A low-privileged attacker can exploit a vulnerability in Oracle Siebel CRM to gain unauthorized read access to specific data via HTTP.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 20 Jan 2021
- **Updated:** 26 Sep 2024
- **Also known as:** GHSA-vw37-r7gf-9x5x

## What is CVE-2021-2004?

CVE-2021-2004 is a medium-severity vulnerability in Oracle Corporation Siebel Core - Server Framework, published on 20 Jan 2021. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Vulnerability in the Siebel Core - Server BizLogic Script product of Oracle Siebel CRM (component: Integration - Scripting). Supported versions that are affected are 20.12 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel Core - Server BizLogic Script. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Siebel Core - Server BizLogic Script accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

## Which versions are affected by CVE-2021-2004?

It affects 1 product.


Products: Oracle Server Bizlogic Script.

## How do I fix CVE-2021-2004?

No fix has been published for CVE-2021-2004 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-2004 being exploited?

There is no known exploitation of CVE-2021-2004 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-2004 and fix it if it is affected.

What it is: CVE-2021-2004 is a medium-severity vulnerability in Oracle Corporation Siebel Core - Server Framework, published on 20 Jan 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-2004 in the wild and no public exploit code.

Affected product: Oracle Corporation Siebel Core - Server Framework. 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-2021-2004/ (Markdown: https://insights.sbomify.com/CVE-2021-2004/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-2004
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-2004
- OSV: https://osv.dev/vulnerability/CVE-2021-2004

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-2004/
Summaries are generated and may contain mistakes; the official description above is the record.