What’s Vulnerable › Vulnerabilities

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

• Severity: critical (CVSS 9.3 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-07-03 · updated 2026-06-17
• Weakness: CWE-78

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.

Affected products

• IGEL Technology GmbH OS: from 11 before 11.04.270; from 10 before 10.06.220 — fixed in 10.06.220, 11.04.270

How to fix

Upgrade to a fixed version: IGEL Technology GmbH OS 10.06.220, 11.04.270. Check the vendor advisory for mitigations.

References

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

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