Critical
logcheck — security advisory
In the ebuild package through logcheck-1.3.23.ebuild for Logcheck on Gentoo, it is possible to achieve root privilege escalation from the logcheck user because of insecure recursive chown calls.
- Products
- logcheck
- Affected versions
- 1.3.17, 1.3.17ubuntu0.1, 1.3.18, 1.3.20, 1.3.23, 1.4.3, 1.4.3ubuntu1, 1.4.5, 1.4.7, 1.4.7build1
- Fixed versions
- Not specified
- CVEs
- CVE-2017-20148
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:22 UTC · Revision 1
Source evidence
In the ebuild package through logcheck-1.3.23.ebuild for Logcheck on Gentoo, it is possible to achieve root privilege escalation from the logcheck user because of insecure recursive chown calls.
osv:UBUNTU-CVE-2017-20148
logcheck
Fixed versions: Not specified
logcheck
Fixed versions: Not specified
logcheck
Fixed versions: Not specified
logcheck
Fixed versions: Not specified
logcheck
Fixed versions: Not specified
logcheck
Fixed versions: Not specified
logcheck
Fixed versions: Not specified
logcheck
Fixed versions: Not specified
Complete source record
{
"id": "0c03701f6fcd9463e824a714f8e8cd63ce6c7d3070334469c5e5317df6b12be0",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2017-20148",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2017-20148",
"summary": "In the ebuild package through logcheck-1.3.23.ebuild for Logcheck on Gentoo, it is possible to achieve root privilege escalation from the logcheck user because of insecure recursive chown calls.",
"evidence": "osv:UBUNTU-CVE-2017-20148",
"products": [
{
"name": {
"value": "logcheck",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.3.17",
"evidence": "/affected/0/versions"
},
{
"value": "1.3.17ubuntu0.1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "logcheck",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.3.18",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "logcheck",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.3.20",
"evidence": "/affected/2/versions"
}
]
},
{
"name": {
"value": "logcheck",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.3.23",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
"value": "logcheck",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.3",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "logcheck",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.3ubuntu1",
"evidence": "/affected/5/versions"
},
{
"value": "1.4.5",
"evidence": "/affected/5/versions"
}
]
},
{
"name": {
"value": "logcheck",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.7build1",
"evidence": "/affected/6/versions"
}
]
},
{
"name": {
"value": "logcheck",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.5",
"evidence": "/affected/7/versions"
},
{
"value": "1.4.7",
"evidence": "/affected/7/versions"
},
{
"value": "1.4.7build1",
"evidence": "/affected/7/versions"
}
]
}
],
"severity": "critical",
"structured": {
"id": "UBUNTU-CVE-2017-20148",
"aliases": [
"UBUNTU-CVE-2017-20148"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "low"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "logcheck",
"purl": "pkg:deb/ubuntu/logcheck?arch=source&distro=xenial",
"ecosystem": "Ubuntu:16.04:LTS"
},
"versions": [
"1.3.17",
"1.3.17ubuntu0.1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20148.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "logcheck",
"binary_version": "1.3.17ubuntu0.1"
},
{
"binary_name": "logcheck-database",
"binary_version": "1.3.17ubuntu0.1"
},
{
"binary_name": "logtail",
"binary_version": "1.3.17ubuntu0.1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "logcheck",
"purl": "pkg:deb/ubuntu/logcheck?arch=source&distro=bionic",
"ecosystem": "Ubuntu:18.04:LTS"
},
"versions": [
"1.3.18"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20148.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "logcheck",
"binary_version": "1.3.18"
},
{
"binary_name": "logcheck-database",
"binary_version": "1.3.18"
},
{
"binary_name": "logtail",
"binary_version": "1.3.18"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "logcheck",
"purl": "pkg:deb/ubuntu/logcheck?arch=source&distro=focal",
"ecosystem": "Ubuntu:20.04:LTS"
},
"versions": [
"1.3.20"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20148.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "logcheck",
"binary_version": "1.3.20"
},
{
"binary_name": "logcheck-database",
"binary_version": "1.3.20"
},
{
"binary_name": "logtail",
"binary_version": "1.3.20"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "logcheck",
"purl": "pkg:deb/ubuntu/logcheck?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
"versions": [
"1.3.23"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20148.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "logcheck",
"binary_version": "1.3.23"
},
{
"binary_name": "logcheck-database",
"binary_version": "1.3.23"
},
{
"binary_name": "logtail",
"binary_version": "1.3.23"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "logcheck",
"purl": "pkg:deb/ubuntu/logcheck?arch=source&distro=noble",
"ecosystem": "Ubuntu:24.04:LTS"
},
"versions": [
"1.4.3"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20148.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "logcheck",
"binary_version": "1.4.3"
},
{
"binary_name": "logcheck-database",
"binary_version": "1.4.3"
},
{
"binary_name": "logtail",
"binary_version": "1.4.3"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "logcheck",
"purl": "pkg:deb/ubuntu/logcheck?arch=source&distro=questing",
"ecosystem": "Ubuntu:25.10"
},
"versions": [
"1.4.3ubuntu1",
"1.4.5"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20148.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "logcheck",
"binary_version": "1.4.5"
},
{
"binary_name": "logcheck-database",
"binary_version": "1.4.5"
},
{
"binary_name": "logtail",
"binary_version": "1.4.5"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "logcheck",
"purl": "pkg:deb/ubuntu/logcheck?arch=source&distro=stonking",
"ecosystem": "Ubuntu:26.10"
},
"versions": [
"1.4.7build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20148.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "logcheck",
"binary_version": "1.4.7build1"
},
{
"binary_name": "logcheck-database",
"binary_version": "1.4.7build1"
},
{
"binary_name": "logtail",
"binary_version": "1.4.7build1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "logcheck",
"purl": "pkg:deb/ubuntu/logcheck?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"1.4.5",
"1.4.7",
"1.4.7build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20148.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "logcheck",
"binary_version": "1.4.7build1"
},
{
"binary_name": "logcheck-database",
"binary_version": "1.4.7build1"
},
{
"binary_name": "logtail",
"binary_version": "1.4.7build1"
}
]
}
}
],
"modified": "2026-10-17T12:53:16.422977418Z",
"provider": "osv",
"upstream": [
"CVE-2017-20148"
],
"references": [
"https://ubuntu.com/security/CVE-2017-20148",
"https://security.gentoo.org/glsa/202209-10",
"https://www.cve.org/CVERecord?id=CVE-2017-20148"
]
},
"related_cves": [
{
"value": "CVE-2017-20148",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 353397,
"published_at": "2022-09-20T18:15:00+00:00"
}