# CVE-2023-41084: Socomec MOD3GP-SY-120K Reliance on Cookies without Validation and Integrity Checking

> Attackers can steal session cookies to bypass authentication and perform unauthorized actions on the Socomec UPS web interface.

- **Severity:** Critical 10.0 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/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:** 18 Sep 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-c8f6-fgc7-qf74

## What is CVE-2023-41084?

CVE-2023-41084 is a critical missing authorization vulnerability in Socomec MODULYS GP (MOD3GP-SY-120K), published on 18 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Session management within the web application is incorrect and allows attackers to steal session cookies to perform a multitude of actions that the web app allows on the device.

Weakness: CWE-565 (Reliance on Cookies without Validation and Integrity Checking)

## Which versions are affected by CVE-2023-41084?

It affects 1 product.


Products: Socomec Modulys Gp Firmware.

## How do I fix CVE-2023-41084?

No fix has been published for CVE-2023-41084 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-41084 being exploited?

There is no known exploitation of CVE-2023-41084 in the wild and no public exploit code.

## Other vulnerabilities in Socomec MODULYS GP (MOD3GP-SY-120K)

- [CVE-2023-39446](https://insights.sbomify.com/CVE-2023-39446/): Socomec MOD3GP-SY-120K Cross-Site Request Forgery (high 8.9)
- [CVE-2023-40221](https://insights.sbomify.com/CVE-2023-40221/): Socomec MOD3GP-SY-120K Code Injection (high 8.8)
- [CVE-2023-39452](https://insights.sbomify.com/CVE-2023-39452/): Socomec MOD3GP-SY-120K Plaintext Storage of a Password (high 7.5)
- [CVE-2023-41965](https://insights.sbomify.com/CVE-2023-41965/): Socomec MOD3GP-SY-120K Insecure Storage of Sensitive Information (high 7.5)
- [CVE-2023-38255](https://insights.sbomify.com/CVE-2023-38255/): Socomec MOD3GP-SY-120K Cross-site Scripting (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-41084 and fix it if it is affected.

What it is: CVE-2023-41084 is a critical missing authorization vulnerability in Socomec MODULYS GP (MOD3GP-SY-120K), published on 18 Sep 2023. 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-2023-41084 in the wild and no public exploit code.

Affected product: Socomec MODULYS GP (MOD3GP-SY-120K). 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-2023-41084/ (Markdown: https://insights.sbomify.com/CVE-2023-41084/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-41084
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-41084
- OSV: https://osv.dev/vulnerability/CVE-2023-41084

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-41084/
Summaries are generated and may contain mistakes; the official description above is the record.