usn-7992-1
Vulnerability from osv_ubuntu
Published
2026-02-02 12:58
Modified
2026-02-10 04:50
Summary
inetutils vulnerability
Details
Kyu Neushwaistein discovered that telnetd in Inetutils incorrectly handled certain environment variables. A remote attacker could use this issue to bypass authentication and open a session as an administrator.
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-24061",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "high",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:22.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "inetutils-ftp",
"binary_version": "2:2.2-2ubuntu0.2"
},
{
"binary_name": "inetutils-ftpd",
"binary_version": "2:2.2-2ubuntu0.2"
},
{
"binary_name": "inetutils-inetd",
"binary_version": "2:2.2-2ubuntu0.2"
},
{
"binary_name": "inetutils-ping",
"binary_version": "2:2.2-2ubuntu0.2"
},
{
"binary_name": "inetutils-syslogd",
"binary_version": "2:2.2-2ubuntu0.2"
},
{
"binary_name": "inetutils-talk",
"binary_version": "2:2.2-2ubuntu0.2"
},
{
"binary_name": "inetutils-talkd",
"binary_version": "2:2.2-2ubuntu0.2"
},
{
"binary_name": "inetutils-telnet",
"binary_version": "2:2.2-2ubuntu0.2"
},
{
"binary_name": "inetutils-telnetd",
"binary_version": "2:2.2-2ubuntu0.2"
},
{
"binary_name": "inetutils-tools",
"binary_version": "2:2.2-2ubuntu0.2"
},
{
"binary_name": "inetutils-traceroute",
"binary_version": "2:2.2-2ubuntu0.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "inetutils",
"purl": "pkg:deb/ubuntu/inetutils@2:2.2-2ubuntu0.2?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2:2.2-2ubuntu0.2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2:2.0-1",
"2:2.2-2",
"2:2.2-2ubuntu0.1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-24061",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "high",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:24.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "inetutils-ftp",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "inetutils-ftpd",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "inetutils-inetd",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "inetutils-ping",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "inetutils-syslogd",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "inetutils-talk",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "inetutils-talkd",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "inetutils-telnet",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "inetutils-telnetd",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "inetutils-tools",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "inetutils-traceroute",
"binary_version": "2:2.5-3ubuntu4.1"
},
{
"binary_name": "telnet",
"binary_version": "0.17+2.5-3ubuntu4.1"
},
{
"binary_name": "telnetd",
"binary_version": "0.17+2.5-3ubuntu4.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "inetutils",
"purl": "pkg:deb/ubuntu/inetutils@2:2.5-3ubuntu4.1?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2:2.5-3ubuntu4.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2:2.4-2ubuntu2",
"2:2.4-3ubuntu1",
"2:2.5-3ubuntu1",
"2:2.5-3ubuntu3",
"2:2.5-3ubuntu4"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-24061",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "high",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:25.10"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "inetutils-ftp",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "inetutils-ftpd",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "inetutils-inetd",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "inetutils-ping",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "inetutils-syslogd",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "inetutils-talk",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "inetutils-talkd",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "inetutils-telnet",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "inetutils-telnetd",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "inetutils-tools",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "inetutils-traceroute",
"binary_version": "2:2.6-1ubuntu3.1"
},
{
"binary_name": "telnet",
"binary_version": "0.17+2.6-1ubuntu3.1"
},
{
"binary_name": "telnetd",
"binary_version": "0.17+2.6-1ubuntu3.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "inetutils",
"purl": "pkg:deb/ubuntu/inetutils@2:2.6-1ubuntu3.1?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2:2.6-1ubuntu3.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2:2.5-6ubuntu1",
"2:2.6-1ubuntu1",
"2:2.6-1ubuntu3"
]
}
],
"aliases": [],
"details": "Kyu Neushwaistein discovered that telnetd in Inetutils incorrectly handled\ncertain environment variables. A remote attacker could use this issue to\nbypass authentication and open a session as an administrator.",
"id": "USN-7992-1",
"modified": "2026-02-10T04:50:48Z",
"published": "2026-02-02T12:58:39Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-7992-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-24061"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "inetutils vulnerability",
"upstream": [
"UBUNTU-CVE-2026-24061"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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