# CVE-2017-3764: Information disclosure in xClarity Administrator

> Unauthenticated users can view LXCA user account names via the web interface, exposing sensitive identity information.

- **Severity:** Medium 5.3 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 30 Nov 2017
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-m4wp-2j5p-9x5g

## What is CVE-2017-3764?

CVE-2017-3764 is a medium-severity vulnerability in Lenovo Group Ltd. xClarity Administrator, published on 30 Nov 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability was identified in Lenovo XClarity Administrator (LXCA) before 1.4.0 where LXCA user account names may be exposed to unauthenticated users with access to the LXCA web user interface. No password information of the user accounts is exposed.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2017-3764?

It affects 1 product.


Products: Lenovo Xclarity Administrator.

## How do I fix CVE-2017-3764?

No fix has been published for CVE-2017-3764 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-3764 being exploited?

There is no known exploitation of CVE-2017-3764 in the wild and no public exploit code.

## Other vulnerabilities in Lenovo Group Ltd. xClarity Administrator

- [CVE-2016-8233](https://insights.sbomify.com/CVE-2016-8233/): Information disclosure in XClarity Administrator (critical 9.8)
- [CVE-2018-9064](https://insights.sbomify.com/CVE-2018-9064/): Information disclosure in Lenovo xClarity Administrator (high 8.8)
- [CVE-2018-9066](https://insights.sbomify.com/CVE-2018-9066/): Command injection in Lenovo xClarity Administrator (high 8.8)
- [CVE-2017-3770](https://insights.sbomify.com/CVE-2017-3770/): Privilege escalation in Lenovo XClarity Administrator (LXCA) (high 8.8)
- [CVE-2019-6158](https://insights.sbomify.com/CVE-2019-6158/): Information disclosure in Lenovo XClarity Administrator (high 8.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-3764 and fix it if it is affected.

What it is: CVE-2017-3764 is a medium-severity vulnerability in Lenovo Group Ltd. xClarity Administrator, published on 30 Nov 2017. 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-2017-3764 in the wild and no public exploit code.

Affected product: Lenovo Group Ltd. xClarity Administrator. 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-2017-3764/ (Markdown: https://insights.sbomify.com/CVE-2017-3764/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-3764
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-3764
- OSV: https://osv.dev/vulnerability/CVE-2017-3764

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From sbomify Insights: https://insights.sbomify.com/CVE-2017-3764/
Summaries are generated and may contain mistakes; the official description above is the record.