# CVE-2020-4189: Information disclosure in Security Guardium

> IBM Security Guardium discloses sensitive information in response headers, potentially aiding attackers in further system exploitation.

- **Severity:** Medium 4.3 (`CVSS:3.0/A:N/AV:N/S:U/C:L/UI:N/PR:L/AC:L/I:N/E:U/RC:C/RL:O`)
- **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:** 27 Jan 2021
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-gwrc-c7f6-cf92

## What is CVE-2020-4189?

CVE-2020-4189 is a medium-severity vulnerability in Ibm Security Guardium, published on 27 Jan 2021. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

IBM Security Guardium 11.2 discloses sensitive information in the response headers that could be used in further attacks against the system. IBM X-Force ID: 174850.

Weakness: CWE-312 (Cleartext Storage of Sensitive Information)

## Which versions are affected by CVE-2020-4189?

It affects 1 product.


Products: Ibm Security Guardium.

## How do I fix CVE-2020-4189?

No fix has been published for CVE-2020-4189 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-4189 being exploited?

There is no known exploitation of CVE-2020-4189 in the wild and no public exploit code.

## Other vulnerabilities in Ibm Security Guardium

- [CVE-2023-35893](https://insights.sbomify.com/CVE-2023-35893/): IBM Security Guardium command execution (critical 9.9)
- [CVE-2017-1253](https://insights.sbomify.com/CVE-2017-1253/): Command injection in Security Guardium (critical 9.9)
- [CVE-2017-1269](https://insights.sbomify.com/CVE-2017-1269/): SQL injection in Security Guardium (critical 9.8)
- [CVE-2023-47709](https://insights.sbomify.com/CVE-2023-47709/): IBM Security Guardium command injection (critical 9.1)
- [CVE-2023-30435](https://insights.sbomify.com/CVE-2023-30435/): IBM Security Guardium cross-site scripting (high 8.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-4189 and fix it if it is affected.

What it is: CVE-2020-4189 is a medium-severity vulnerability in Ibm Security Guardium, published on 27 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-2020-4189 in the wild and no public exploit code.

Affected product: Ibm Security Guardium. 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-2020-4189/ (Markdown: https://insights.sbomify.com/CVE-2020-4189/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-4189
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-4189
- OSV: https://osv.dev/vulnerability/CVE-2020-4189

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-4189/
Summaries are generated and may contain mistakes; the official description above is the record.