# CVE-2020-11857: Auth bypass in Operation Bridge Reporter.

> Remote attackers can bypass authorization to access the Micro Focus Operation Bridge Reporter host as a non-admin user.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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:** 22 Sep 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-f2w3-rc23-j83q

## What is CVE-2020-11857?

CVE-2020-11857 is a critical authentication bypass vulnerability in Operation Bridge Reporter., published on 22 Sep 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

An Authorization Bypass vulnerability on Micro Focus Operation Bridge Reporter, affecting version 10.40 and earlier. The vulnerability could allow remote attackers to access the OBR host as a non-admin user

Weakness: CWE-798 (Use of Hard-coded Credentials)

## Which versions are affected by CVE-2020-11857?

It affects 1 product.


Products: Microfocus Operation Bridge Reporter.

## How do I fix CVE-2020-11857?

No fix has been published for CVE-2020-11857 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-11857 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-11857 exists.

Public exploit code:

- Micro Focus Operations Bridge Reporter shrboadmin default password (metasploit)

## Other vulnerabilities in Operation Bridge Reporter.

- [CVE-2021-22502](https://insights.sbomify.com/CVE-2021-22502/): Micro Focus Operation Bridge Report (OBR) Remote Code Execution (critical 9.8, exploited in the wild)
- [CVE-2020-11856](https://insights.sbomify.com/CVE-2020-11856/): Auth bypass in Operation Bridge Reporter. (critical 9.8)
- [CVE-2020-11855](https://insights.sbomify.com/CVE-2020-11855/): Privilege escalation in Operation Bridge Reporter. (high 7.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-11857 and fix it if it is affected.

What it is: CVE-2020-11857 is a critical authentication bypass vulnerability in Operation Bridge Reporter., published on 22 Sep 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-11857 exists.

Affected product: Operation Bridge Reporter.. 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-2020-11857/ (Markdown: https://insights.sbomify.com/CVE-2020-11857/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-11857
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-11857
- OSV: https://osv.dev/vulnerability/CVE-2020-11857

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-11857/
Summaries are generated and may contain mistakes; the official description above is the record.