84 lines
2.3 KiB
JSON
84 lines
2.3 KiB
JSON
{
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"schema_version": "1.7.0",
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"id": "USN-5203-1",
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"summary": "apache-log4j2 vulnerability",
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"details": "Hideki Okamoto and Guy Lederfein discovered that Apache Log4j 2 did not\nprotect against infinite recursion in lookup evaluation. A remote attacker\ncould possibly use this issue to cause Apache Log4j 2 to crash, leading to\na denial of service.\nPlease see the following link for more information:\nhttps://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/Log4Shell\n",
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"aliases": [],
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"upstream": [
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"UBUNTU-CVE-2021-45105"
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],
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"related": [],
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"published": "2021-12-19T17:39:38Z",
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"modified": "2026-06-01T07:03:53Z",
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"affected": [
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{
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"package": {
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"ecosystem": "Ubuntu:20.04:LTS",
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"name": "apache-log4j2",
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"purl": "pkg:deb/ubuntu/apache-log4j2@2.17.0-0.20.04.1?arch=source&distro=focal"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"fixed": "2.17.0-0.20.04.1"
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}
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]
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}
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],
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"versions": [
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"2.11.1-2",
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"2.11.2-1",
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"2.15.0-0.20.04.1",
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"2.16.0-0.20.04.1"
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],
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"ecosystem_specific": {
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"binaries": [
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{
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"binary_name": "liblog4j2-java",
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"binary_version": "2.17.0-0.20.04.1"
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}
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],
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"availability": "No subscription required"
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},
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"database_specific": {
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"cves_map": {
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"ecosystem": "Ubuntu:20.04:LTS",
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"cves": [
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{
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"id": "CVE-2021-45105",
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
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},
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
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},
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{
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"type": "Ubuntu",
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"score": "medium"
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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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"references": [
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{
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"type": "ADVISORY",
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"url": "https://ubuntu.com/security/notices/USN-5203-1"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2021-45105"
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}
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]
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} |