Live › vulnerability › CVE-2026-24061
Go to dashboardGNU InetUtils telnetd passes a USER environment variable value of "-f root" as an argument, which skips the login password check. A remote attacker can log in as root without credentials.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 5h before NVD. All times on this page are UTC.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| GNU InetUtils | vendor | – | – |
| gnu inetutils | vendor | >= 1.9.3, <= 2.7 | – |
| debian linux | vendor | = 11.0 | – |
Check whether telnetd from GNU InetUtils is running: ss -tlnp | grep :23
Apply vendor mitigations per CISA guidance, or disable telnetd and use SSH instead.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
GNU InetUtils contains an argument injection vulnerability in telnetd that could allow for remote authentication bypass via a "-f root" value for the USER environment variable.
CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
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