# CVE-2023-3760: Intergard SGS Change Password denial of service

> Remote attackers can cause a denial of service in Intergard SGS via the Change Password Handler, requiring authentication.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L`)
- **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:** 19 Jul 2023
- **Updated:** 21 Oct 2024
- **Also known as:** GHSA-472h-jrmm-7fjg

## What is CVE-2023-3760?

CVE-2023-3760 is a medium-severity denial of service vulnerability in Intergard SGS, published on 19 Jul 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability has been found in Intergard SGS 8.7.0 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Change Password Handler. The manipulation leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-234445 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-404 (Improper Resource Shutdown or Release)

## Which versions are affected by CVE-2023-3760?

It affects 1 product.


Products: Intergard Smartgard Silver With Matrix Keyboard.

## How do I fix CVE-2023-3760?

No fix has been published for CVE-2023-3760 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-3760 being exploited?

There is no known exploitation of CVE-2023-3760 in the wild and no public exploit code.

## Other vulnerabilities in Intergard SGS

- [CVE-2023-3759](https://insights.sbomify.com/CVE-2023-3759/): Intergard SGS permission (medium 6.3)
- [CVE-2023-3762](https://insights.sbomify.com/CVE-2023-3762/): Intergard SGS sensitive information in memory (medium 4.3)
- [CVE-2023-3761](https://insights.sbomify.com/CVE-2023-3761/): Intergard SGS Password Change cleartext transmission (low 3.7)
- [CVE-2023-3763](https://insights.sbomify.com/CVE-2023-3763/): Intergard SGS SQL Query cleartext transmission (low 3.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-3760 and fix it if it is affected.

What it is: CVE-2023-3760 is a medium-severity denial of service vulnerability in Intergard SGS, published on 19 Jul 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-3760 in the wild and no public exploit code.

Affected product: Intergard SGS. 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-2023-3760/ (Markdown: https://insights.sbomify.com/CVE-2023-3760/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-3760
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-3760
- OSV: https://osv.dev/vulnerability/CVE-2023-3760

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-3760/
Summaries are generated and may contain mistakes; the official description above is the record.