ubuntu-cve-2023-5536
Vulnerability from osv_ubuntu
Published
2023-12-11 00:00
Modified
2026-06-01 23:03
Summary
Details
A feature in LXD (LP#1829071), affects the default configuration of Ubuntu Server which allows privileged users in the lxd group to escalate their privilege to root without requiring a sudo password.
Severity
5.0 (Medium)
6.4 (Medium)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "cloud-init",
"binary_version": "21.1-19-gbad84ad4-0ubuntu1~16.04.4+esm2"
},
{
"binary_name": "ec2-init",
"binary_version": "21.1-19-gbad84ad4-0ubuntu1~16.04.4+esm2"
},
{
"binary_name": "grub-legacy-ec2",
"binary_version": "21.1-19-gbad84ad4-0ubuntu1~16.04.4+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "cloud-init",
"purl": "pkg:deb/ubuntu/cloud-init@21.1-19-gbad84ad4-0ubuntu1~16.04.4+esm2?arch=source\u0026distro=esm-infra/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
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"0.7.7~bzr1154-0ubuntu1",
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]
},
{
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}
]
},
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},
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}
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]
},
{
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{
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},
{
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},
{
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},
{
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}
]
},
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},
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}
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}
],
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]
},
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{
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},
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{
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{
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},
{
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}
]
},
"package": {
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"name": "subiquity",
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},
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]
}
],
"aliases": [],
"details": "A feature in LXD (LP#1829071), affects the default configuration of Ubuntu Server which allows privileged users in the lxd group to escalate their privilege to root without requiring a sudo password.",
"id": "UBUNTU-CVE-2023-5536",
"modified": "2026-06-01T23:03:28Z",
"published": "2023-12-11T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-5536"
},
{
"type": "REPORT",
"url": "https://discourse.ubuntu.com/t/easy-multi-user-lxd-setup/26215/4"
},
{
"type": "REPORT",
"url": "https://bugs.launchpad.net/ubuntu/+source/lxd/+bug/1829071"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2023-5536"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2023-5536"
]
}
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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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