177 lines
4.6 KiB
JSON
177 lines
4.6 KiB
JSON
{
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"schema_version": "1.7.0",
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"id": "USN-6138-1",
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"summary": "libssh vulnerabilities",
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"details": "Philip Turnbull discovered that libssh incorrectly handled rekeying with\nalgorithm guessing. A remote attacker could use this issue to cause libssh\nto crash, resulting in a denial of service, or possibly execute arbitrary\ncode. (CVE-2023-1667)\n\nKevin Backhouse discovered that libssh incorrectly handled verifying data\nsignatures. A remote attacker could possibly use this issue to bypass\nauthorization. (CVE-2023-2283)\n",
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"aliases": [],
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"upstream": [
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"UBUNTU-CVE-2023-1667",
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"UBUNTU-CVE-2023-2283"
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],
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"related": [],
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"published": "2023-06-05T14:08:01Z",
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"modified": "2026-04-22T07:37:05Z",
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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": "libssh",
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"purl": "pkg:deb/ubuntu/libssh@0.9.3-2ubuntu2.3?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": "0.9.3-2ubuntu2.3"
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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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"0.9.0-1ubuntu1",
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"0.9.0-1ubuntu4",
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"0.9.0-1ubuntu5",
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"0.9.3-2ubuntu1",
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"0.9.3-2ubuntu2",
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"0.9.3-2ubuntu2.1",
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"0.9.3-2ubuntu2.2"
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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": "libssh-4",
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"binary_version": "0.9.3-2ubuntu2.3"
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},
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{
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"binary_name": "libssh-gcrypt-4",
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"binary_version": "0.9.3-2ubuntu2.3"
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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-2023-1667",
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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:L/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-2023-2283",
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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: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:22.04:LTS",
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"name": "libssh",
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"purl": "pkg:deb/ubuntu/libssh@0.9.6-2ubuntu0.22.04.1?arch=source&distro=jammy"
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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": "0.9.6-2ubuntu0.22.04.1"
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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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"0.9.6-1",
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"0.9.6-1build1",
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"0.9.6-2",
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"0.9.6-2build1"
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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": "libssh-4",
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"binary_version": "0.9.6-2ubuntu0.22.04.1"
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},
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{
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"binary_name": "libssh-gcrypt-4",
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"binary_version": "0.9.6-2ubuntu0.22.04.1"
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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:22.04:LTS",
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"cves": [
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{
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"id": "CVE-2023-1667",
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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:L/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-2023-2283",
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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: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-6138-1"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2023-1667"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2023-2283"
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}
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]
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} |