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vuln-ubuntu/data/osv/usn/USN-4616-1.json
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{
"schema_version": "1.7.0",
"id": "USN-4616-1",
"summary": "accountsservice vulnerabilities",
"details": "Kevin Backhouse discovered that AccountsService incorrectly dropped\nprivileges. A local user could possibly use this issue to cause\nAccountsService to crash or hang, resulting in a denial of service.\n(CVE-2020-16126)\n\nKevin Backhouse discovered that AccountsService incorrectly handled reading\n.pam_environment files. A local user could possibly use this issue to cause\nAccountsService to crash or hang, resulting in a denial of service. This\nissue only affected Ubuntu 20.04 LTS and Ubuntu 20.10. (CVE-2020-16127)\n\nMatthias Gerstner discovered that AccountsService incorrectly handled\ncertain path checks. A local attacker could possibly use this issue to\nread arbitrary files. This issue only affected Ubuntu 16.04 LTS and Ubuntu\n18.04 LTS. (CVE-2018-14036)\n",
"aliases": [],
"upstream": [
"UBUNTU-CVE-2018-14036",
"UBUNTU-CVE-2020-16126",
"UBUNTU-CVE-2020-16127"
],
"related": [],
"published": "2020-11-03T15:16:30Z",
"modified": "2026-04-22T07:36:58Z",
"affected": [
{
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "accountsservice",
"purl": "pkg:deb/ubuntu/accountsservice@0.6.40-2ubuntu11.6?arch=source&distro=xenial"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.6.40-2ubuntu11.6"
}
]
}
],
"versions": [
"0.6.40-2ubuntu5",
"0.6.40-2ubuntu6",
"0.6.40-2ubuntu7",
"0.6.40-2ubuntu8",
"0.6.40-2ubuntu9",
"0.6.40-2ubuntu10",
"0.6.40-2ubuntu11",
"0.6.40-2ubuntu11.1",
"0.6.40-2ubuntu11.2",
"0.6.40-2ubuntu11.3"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "accountsservice",
"binary_version": "0.6.40-2ubuntu11.6"
},
{
"binary_name": "gir1.2-accountsservice-1.0",
"binary_version": "0.6.40-2ubuntu11.6"
},
{
"binary_name": "libaccountsservice0",
"binary_version": "0.6.40-2ubuntu11.6"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:16.04:LTS",
"cves": [
{
"id": "CVE-2018-14036",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
},
{
"type": "Ubuntu",
"score": "low"
}
]
},
{
"id": "CVE-2020-16126",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
},
{
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "accountsservice",
"purl": "pkg:deb/ubuntu/accountsservice@0.6.45-1ubuntu1.3?arch=source&distro=bionic"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.6.45-1ubuntu1.3"
}
]
}
],
"versions": [
"0.6.42-0ubuntu3",
"0.6.42-0ubuntu4",
"0.6.45-1ubuntu1"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "accountsservice",
"binary_version": "0.6.45-1ubuntu1.3"
},
{
"binary_name": "gir1.2-accountsservice-1.0",
"binary_version": "0.6.45-1ubuntu1.3"
},
{
"binary_name": "libaccountsservice0",
"binary_version": "0.6.45-1ubuntu1.3"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:18.04:LTS",
"cves": [
{
"id": "CVE-2018-14036",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
},
{
"type": "Ubuntu",
"score": "low"
}
]
},
{
"id": "CVE-2020-16126",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
},
{
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "accountsservice",
"purl": "pkg:deb/ubuntu/accountsservice@0.6.55-0ubuntu12~20.04.4?arch=source&distro=focal"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.6.55-0ubuntu12~20.04.4"
}
]
}
],
"versions": [
"0.6.55-0ubuntu10",
"0.6.55-0ubuntu11",
"0.6.55-0ubuntu12~20.04.1",
"0.6.55-0ubuntu12~20.04.2"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "accountsservice",
"binary_version": "0.6.55-0ubuntu12~20.04.4"
},
{
"binary_name": "gir1.2-accountsservice-1.0",
"binary_version": "0.6.55-0ubuntu12~20.04.4"
},
{
"binary_name": "libaccountsservice0",
"binary_version": "0.6.55-0ubuntu12~20.04.4"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:20.04:LTS",
"cves": [
{
"id": "CVE-2020-16126",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2020-16127",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
}
],
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-4616-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2018-14036"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2020-16126"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2020-16127"
}
]
}
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