ubuntu-cve-2022-2787
Vulnerability from osv_ubuntu
Published
2022-08-15 00:00
Modified
2026-04-22 07:41
Summary
Details
Schroot before 1.6.13 had too permissive rules on chroot or session names, allowing a denial of service on the schroot service for all users that may start a schroot session.
Severity
4.3 (Medium)
N/A (UNKNOWN)
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "dchroot",
"binary_version": "1.6.10-1ubuntu3+esm1"
},
{
"binary_name": "dchroot-dsa",
"binary_version": "1.6.10-1ubuntu3+esm1"
},
{
"binary_name": "schroot",
"binary_version": "1.6.10-1ubuntu3+esm1"
},
{
"binary_name": "schroot-common",
"binary_version": "1.6.10-1ubuntu3+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "schroot",
"purl": "pkg:deb/ubuntu/schroot@1.6.10-1ubuntu3+esm1?arch=source\u0026distro=esm-infra/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.10-1ubuntu3+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.6.10-1ubuntu2",
"1.6.10-1ubuntu3"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "schroot",
"binary_version": "1.6.10-4ubuntu0.1"
},
{
"binary_name": "schroot-common",
"binary_version": "1.6.10-4ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "schroot",
"purl": "pkg:deb/ubuntu/schroot@1.6.10-4ubuntu0.1?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.10-4ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.6.10-4",
"1.6.10-4build1"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "schroot",
"binary_version": "1.6.10-9ubuntu0.1"
},
{
"binary_name": "schroot-common",
"binary_version": "1.6.10-9ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "schroot",
"purl": "pkg:deb/ubuntu/schroot@1.6.10-9ubuntu0.1?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.10-9ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.6.10-6",
"1.6.10-8",
"1.6.10-9",
"1.6.10-9build1"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "schroot",
"binary_version": "1.6.10-12ubuntu3.1"
},
{
"binary_name": "schroot-common",
"binary_version": "1.6.10-12ubuntu3.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "schroot",
"purl": "pkg:deb/ubuntu/schroot@1.6.10-12ubuntu3.1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.10-12ubuntu3.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.6.10-12ubuntu2",
"1.6.10-12ubuntu3"
]
}
],
"aliases": [],
"details": "Schroot before 1.6.13 had too permissive rules on chroot or session names, allowing a denial of service on the schroot service for all users that may start a schroot session.",
"id": "UBUNTU-CVE-2022-2787",
"modified": "2026-04-22T07:41:15Z",
"published": "2022-08-15T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-2787"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5584-1"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2022-2787"
}
],
"related": [
"USN-5584-1"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2022-2787"
]
}
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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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