# CVE-2020-26821: Missing authorization in SAP Solution Manager (JAVA stack)

> Unauthenticated attackers can compromise SAP Solution Manager integrity and availability due to missing authorization checks in the SVG Converter Service.

- **Severity:** Critical 10.0 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/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:** 10 Nov 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-3276-f92r-hp6p

## What is CVE-2020-26821?

CVE-2020-26821 is a critical missing authorization vulnerability in SAP Solution Manager (JAVA stack), published on 10 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

SAP Solution Manager (JAVA stack), version - 7.20, allows an unauthenticated attacker to compromise the system because of missing authorization checks in the SVG Converter Service, this has an impact to the integrity and availability of the service.

Weakness: CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2020-26821?

It affects 1 product.


Products: Sap Solution Manager.

## How do I fix CVE-2020-26821?

No fix has been published for CVE-2020-26821 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-26821 being exploited?

There is no known exploitation of CVE-2020-26821 in the wild and no public exploit code.

## Other vulnerabilities in SAP Solution Manager (JAVA stack)

- [CVE-2020-6207](https://insights.sbomify.com/CVE-2020-6207/): SAP Solution Manager Missing Authentication for Critical Function (critical 10.0, exploited in the wild)
- [CVE-2020-26822](https://insights.sbomify.com/CVE-2020-26822/): Missing authorization in SAP Solution Manager (JAVA stack) (critical 10.0)
- [CVE-2020-26823](https://insights.sbomify.com/CVE-2020-26823/): Missing authorization in SAP Solution Manager (JAVA stack) (critical 10.0)
- [CVE-2020-26824](https://insights.sbomify.com/CVE-2020-26824/): Missing authorization in SAP Solution Manager (JAVA stack) (critical 10.0)
- [CVE-2020-6198](https://insights.sbomify.com/CVE-2020-6198/): Auth bypass in SAP Solution Manager (Diagnostics Agent) (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-26821 and fix it if it is affected.

What it is: CVE-2020-26821 is a critical missing authorization vulnerability in SAP Solution Manager (JAVA stack), published on 10 Nov 2020. 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-2020-26821 in the wild and no public exploit code.

Affected product: SAP Solution Manager (JAVA stack). 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-2020-26821/ (Markdown: https://insights.sbomify.com/CVE-2020-26821/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-26821
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-26821
- OSV: https://osv.dev/vulnerability/CVE-2020-26821

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From sbomify Insights: https://insights.sbomify.com/CVE-2020-26821/
Summaries are generated and may contain mistakes; the official description above is the record.