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CVE-2026-24061

CVE-2026-24061

This page contains facts from public vulnerability sources. Check the original advisory before updating.

telnetd in GNU Inetutils through 2.7 allows remote authentication bypass via a "-f root" value for the USER environment variable.

CVSS 9.8 · Critical · EPSS 99.0% · In KEV · Public exploit · Fix available

Published
Updated

Stack: system

Affected products and versions

  • inetutils

    Versions
    • ≥ 1.9.3, ≤ 2.7: Affected (custom)

    No fix published

  • inetutils Debian:12

    Versions
    • 2:2.4-2
    • 2:2.4-2+deb12u1
    Affected ranges
    • ECOSYSTEM: < 2:2.4-2+deb12u2

    Update to 2:2.4-2+deb12u2

  • inetutils Debian:13

    Versions
    • 2:2.6-3
    Affected ranges
    • ECOSYSTEM: < 2:2.6-3+deb13u1

    Update to 2:2.6-3+deb13u1

  • inetutils Debian:14

    Versions
    • 2:2.6-3
    • 2:2.6-4
    • 2:2.7-1
    Affected ranges
    • ECOSYSTEM: < 2:2.7-2

    Update to 2:2.7-2

  • inetutils Ubuntu:Pro:16.04:LTS

    Versions
    • 2:1.9.4-1
    • 2:1.9.4-1build1
    • 2:1.9.4-1ubuntu0.1~esm1
    • 2:1.9.4-1ubuntu0.1~esm2
    • 2:1.9.4-1ubuntu0.1~esm3
    Affected ranges
    • ECOSYSTEM: < 2:1.9.4-1ubuntu0.1~esm5

    Update to 2:1.9.4-1ubuntu0.1~esm5

  • inetutils Ubuntu:Pro:18.04:LTS

    Versions
    • 2:1.9.4-2build1
    • 2:1.9.4-3
    • 2:1.9.4-3ubuntu0.1
    • 2:1.9.4-3ubuntu0.1+esm1
    • 2:1.9.4-3ubuntu0.1+esm2
    Affected ranges
    • ECOSYSTEM: < 2:1.9.4-3ubuntu0.1+esm4

    Update to 2:1.9.4-3ubuntu0.1+esm4

  • inetutils Ubuntu:Pro:20.04:LTS

    Versions
    • 2:1.9.4-10build1
    • 2:1.9.4-11
    • 2:1.9.4-11ubuntu0.1
    • 2:1.9.4-11ubuntu0.1+esm1
    • 2:1.9.4-11ubuntu0.2
    • 2:1.9.4-11ubuntu0.2+esm1
    Affected ranges
    • ECOSYSTEM: < 2:1.9.4-11ubuntu0.2+esm3

    Update to 2:1.9.4-11ubuntu0.2+esm3

  • inetutils Ubuntu:22.04:LTS

    Versions
    • 2:2.0-1
    • 2:2.2-2
    • 2:2.2-2ubuntu0.1
    Affected ranges
    • ECOSYSTEM: < 2:2.2-2ubuntu0.2

    Update to 2:2.2-2ubuntu0.2

  • inetutils Ubuntu:24.04:LTS

    Versions
    • 2:2.4-2ubuntu2
    • 2:2.4-3ubuntu1
    • 2:2.5-3ubuntu1
    • 2:2.5-3ubuntu3
    • 2:2.5-3ubuntu4
    Affected ranges
    • ECOSYSTEM: < 2:2.5-3ubuntu4.1

    Update to 2:2.5-3ubuntu4.1

  • inetutils Ubuntu:25.10

    Versions
    • 2:2.5-6ubuntu1
    • 2:2.6-1ubuntu1
    • 2:2.6-1ubuntu3
    Affected ranges
    • ECOSYSTEM: < 2:2.6-1ubuntu3.1

    Update to 2:2.6-1ubuntu3.1

Original sources

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