CVE-2026-24061
Description
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 KEV
- Vendor
- GNU
- Product
- InetUtils
- Due date
- 2026-02-16
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: cisa-kev — This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://cgit.git.savannah.gnu.org/cgit/inetutils.git ; https://codeberg.org/inetutils/inetutils/commit/ccba9f748aa8d50a38d7748e2e60362edd6a32cc; https://codeberg.org/inetutils/inetutils/commit/fd702c02497b2f398e739e3119bed0b23dd7aa7b ; https://nvd.nist.gov/vuln/detail/CVE-2026-24061
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-24061
Exploits
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 2:2.4-2+deb12u2 |
| debian | bullseye | fixed | 2:2.0-1+deb11u4 |
| debian | forky | fixed | 2:2.7-2 |
| debian | sid | fixed | 2:2.7-2 |
| debian | trixie | fixed | 2:2.6-3+deb13u1 |
References
- https://security-tracker.debian.org/tracker/CVE-2026-24061
- This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://cgit.git.savannah.gnu.org/cgit/inetutils.git ; https://codeberg.org/inetutils/inetutils/commit/ccba9f748aa8d50a38d7748e2e60362edd6a32cc; https://codeberg.org/inetutils/inetutils/commit/fd702c02497b2f398e739e3119bed0b23dd7aa7b ; https://nvd.nist.gov/vuln/detail/CVE-2026-24061
Verify integrity in audit chain (admin only). AS-IS.