309 lines
9.1 KiB
JSON
309 lines
9.1 KiB
JSON
{
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"schema_version": "1.7.0",
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"id": "USN-4994-1",
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"summary": "apache2 vulnerabilities",
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"details": "Marc Stern discovered that the Apache mod_proxy_http module incorrectly\nhandled certain requests. A remote attacker could possibly use this issue\nto cause Apache to crash, resulting in a denial of service. This issue only\naffected Ubuntu 20.04 LTS, Ubuntu 20.10, and Ubuntu 21.04. (CVE-2020-13950)\n\nAntonio Morales discovered that the Apache mod_auth_digest module\nincorrectly handled certain Digest nonces. A remote attacker could possibly\nuse this issue to cause Apache to crash, resulting in a denial of service.\n(CVE-2020-35452)\n\nAntonio Morales discovered that the Apache mod_session module incorrectly\nhandled certain Cookie headers. A remote attacker could possibly use this\nissue to cause Apache to crash, resulting in a denial of service.\n(CVE-2021-26690)\n\nChristophe Jaillet discovered that the Apache mod_session module\nincorrectly handled certain SessionHeader values. A remote attacker could\nuse this issue to cause Apache to crash, resulting in a denial of service,\nor possibly execute arbitrary code. (CVE-2021-26691)\n\nChristoph Anton Mitterer discovered that the new MergeSlashes configuration\noption resulted in unexpected behaviour in certain situations.\n(CVE-2021-30641)\n",
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"aliases": [],
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"upstream": [
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"UBUNTU-CVE-2020-13950",
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"UBUNTU-CVE-2020-35452",
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"UBUNTU-CVE-2021-26690",
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"UBUNTU-CVE-2021-26691",
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"UBUNTU-CVE-2021-30641"
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],
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"related": [],
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"published": "2021-06-21T14:01:37Z",
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"modified": "2026-04-22T07:36:59Z",
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"affected": [
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{
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"package": {
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"ecosystem": "Ubuntu:18.04:LTS",
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"name": "apache2",
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"purl": "pkg:deb/ubuntu/apache2@2.4.29-1ubuntu4.16?arch=source&distro=bionic"
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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": "2.4.29-1ubuntu4.16"
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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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"2.4.27-2ubuntu3",
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"2.4.29-1ubuntu1",
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"2.4.29-1ubuntu2",
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"2.4.29-1ubuntu3",
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"2.4.29-1ubuntu4",
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"2.4.29-1ubuntu4.1",
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"2.4.29-1ubuntu4.2",
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"2.4.29-1ubuntu4.3",
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"2.4.29-1ubuntu4.4",
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"2.4.29-1ubuntu4.5",
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"2.4.29-1ubuntu4.6",
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"2.4.29-1ubuntu4.7",
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"2.4.29-1ubuntu4.8",
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"2.4.29-1ubuntu4.10",
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"2.4.29-1ubuntu4.11",
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"2.4.29-1ubuntu4.12",
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"2.4.29-1ubuntu4.13",
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"2.4.29-1ubuntu4.14"
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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": "apache2",
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"binary_version": "2.4.29-1ubuntu4.16"
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},
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{
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"binary_name": "apache2-bin",
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"binary_version": "2.4.29-1ubuntu4.16"
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},
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{
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"binary_name": "apache2-data",
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"binary_version": "2.4.29-1ubuntu4.16"
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},
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{
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"binary_name": "apache2-suexec-custom",
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"binary_version": "2.4.29-1ubuntu4.16"
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},
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{
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"binary_name": "apache2-suexec-pristine",
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"binary_version": "2.4.29-1ubuntu4.16"
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},
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{
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"binary_name": "apache2-utils",
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"binary_version": "2.4.29-1ubuntu4.16"
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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:18.04:LTS",
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"cves": [
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{
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"id": "CVE-2020-35452",
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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:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
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},
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{
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"type": "Ubuntu",
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"score": "low"
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}
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]
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},
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{
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"id": "CVE-2021-26690",
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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:L/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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"id": "CVE-2021-26691",
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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:L/PR:N/UI:N/S:U/C:H/I:H/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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"id": "CVE-2021-30641",
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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:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
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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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"package": {
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"ecosystem": "Ubuntu:20.04:LTS",
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"name": "apache2",
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"purl": "pkg:deb/ubuntu/apache2@2.4.41-4ubuntu3.3?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": "2.4.41-4ubuntu3.3"
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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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"2.4.41-1ubuntu1",
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"2.4.41-4ubuntu1",
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"2.4.41-4ubuntu2",
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"2.4.41-4ubuntu3",
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"2.4.41-4ubuntu3.1"
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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": "apache2",
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"binary_version": "2.4.41-4ubuntu3.3"
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},
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{
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"binary_name": "apache2-bin",
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"binary_version": "2.4.41-4ubuntu3.3"
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},
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{
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"binary_name": "apache2-data",
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"binary_version": "2.4.41-4ubuntu3.3"
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},
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{
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"binary_name": "apache2-suexec-custom",
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"binary_version": "2.4.41-4ubuntu3.3"
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},
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{
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"binary_name": "apache2-suexec-pristine",
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"binary_version": "2.4.41-4ubuntu3.3"
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},
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{
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"binary_name": "apache2-utils",
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"binary_version": "2.4.41-4ubuntu3.3"
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},
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{
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"binary_name": "libapache2-mod-md",
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"binary_version": "2.4.41-4ubuntu3.3"
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},
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{
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"binary_name": "libapache2-mod-proxy-uwsgi",
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"binary_version": "2.4.41-4ubuntu3.3"
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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-2020-13950",
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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:L/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": "low"
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}
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]
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},
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{
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"id": "CVE-2020-35452",
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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:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
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},
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{
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"type": "Ubuntu",
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"score": "low"
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}
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]
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},
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{
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"id": "CVE-2021-26690",
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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:L/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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"id": "CVE-2021-26691",
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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:L/PR:N/UI:N/S:U/C:H/I:H/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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"id": "CVE-2021-30641",
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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:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
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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-4994-1"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2020-13950"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2020-35452"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2021-26690"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2021-26691"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2021-30641"
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}
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]
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} |