# CVE-2021-1235: Cisco SD-WAN vManage Information Disclosure Vulnerability

> An authenticated local attacker can read sensitive database files from the underlying operating system via the vshell due to insufficient authorization.

- **Severity:** Medium 5.5 (`CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 20 Jan 2021
- **Updated:** 12 Nov 2024
- **Also known as:** GHSA-4h55-m33h-988r

## What is CVE-2021-1235?

CVE-2021-1235 is a medium-severity vulnerability in Cisco SD-WAN vManage, published on 20 Jan 2021. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A vulnerability in the CLI of Cisco SD-WAN vManage Software could allow an authenticated, local attacker to read sensitive database files on an affected system. The vulnerability is due to insufficient user authorization. An attacker could exploit this vulnerability by accessing the vshell of an affected system. A successful exploit could allow the attacker to read database files from the filesystem of the underlying operating system.

Weakness: CWE-497 (Exposure of Sensitive System Information to an Unauthorized Control Sphere)

## Which versions are affected by CVE-2021-1235?

It affects 1 product.


Products: Cisco Sd-Wan Vmanage.

## How do I fix CVE-2021-1235?

No fix has been published for CVE-2021-1235 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-1235 being exploited?

There is no known exploitation of CVE-2021-1235 in the wild and no public exploit code.

## Other vulnerabilities in Cisco SD-WAN vManage

- [CVE-2020-27129](https://insights.sbomify.com/CVE-2020-27129/): Cisco SD-WAN vManage Software Command Injection Vulnerability (medium 6.7)
- [CVE-2021-1225](https://insights.sbomify.com/CVE-2021-1225/): Cisco SD-WAN vManage SQL Injection Vulnerabilities (medium 6.5)
- [CVE-2021-1349](https://insights.sbomify.com/CVE-2021-1349/): Cisco SD-WAN vManage Cypher Query Language Injection Vulnerability (medium 6.5)
- [CVE-2021-1507](https://insights.sbomify.com/CVE-2021-1507/): Cisco SD-WAN vManage API Stored Cross-Site Scripting Vulnerability (medium 6.4)
- [CVE-2021-1535](https://insights.sbomify.com/CVE-2021-1535/): Cisco SD-WAN vManage Information Disclosure Vulnerability (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-1235 and fix it if it is affected.

What it is: CVE-2021-1235 is a medium-severity vulnerability in Cisco SD-WAN vManage, published on 20 Jan 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-2021-1235 in the wild and no public exploit code.

Affected product: Cisco SD-WAN vManage. 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-2021-1235/ (Markdown: https://insights.sbomify.com/CVE-2021-1235/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-1235
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-1235
- OSV: https://osv.dev/vulnerability/CVE-2021-1235

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-1235/
Summaries are generated and may contain mistakes; the official description above is the record.