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vuln-ubuntu/data/osv/usn/USN-5192-1.json
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{
"schema_version": "1.7.0",
"id": "USN-5192-1",
"summary": "apache-log4j2 vulnerability",
"details": "Chen Zhaojun discovered that Apache Log4j 2 allows remote attackers to run\nprograms via a special crafted input. An attacker could use this vulnerability\nto cause a denial of service or possibly execute arbitrary code.\nPlease see the following link for more information:\nhttps://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/Log4Shell\n",
"aliases": [],
"upstream": [
"UBUNTU-CVE-2021-44228"
],
"related": [],
"published": "2021-12-14T13:39:20Z",
"modified": "2026-02-10T04:42:24Z",
"affected": [
{
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "apache-log4j2",
"purl": "pkg:deb/ubuntu/apache-log4j2@2.10.0-2ubuntu0.1?arch=source&distro=bionic"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.10.0-2ubuntu0.1"
}
]
}
],
"versions": [
"2.8.2-1",
"2.8.2-2",
"2.10.0-1",
"2.10.0-2"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "liblog4j2-java",
"binary_version": "2.10.0-2ubuntu0.1"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:18.04:LTS",
"cves": [
{
"id": "CVE-2021-44228",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "high"
}
]
}
]
}
}
},
{
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "apache-log4j2",
"purl": "pkg:deb/ubuntu/apache-log4j2@2.15.0-0.20.04.1?arch=source&distro=focal"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.15.0-0.20.04.1"
}
]
}
],
"versions": [
"2.11.1-2",
"2.11.2-1"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "liblog4j2-java",
"binary_version": "2.15.0-0.20.04.1"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:20.04:LTS",
"cves": [
{
"id": "CVE-2021-44228",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "high"
}
]
}
]
}
}
}
],
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5192-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-44228"
}
]
}