usn-5569-1
Vulnerability from osv_ubuntu
Published
2022-08-16 11:24
Modified
2026-04-27 14:11
Summary
unbound vulnerabilities
Details
Xiang Li discovered that Unbound incorrectly handled delegation caching. A remote attacker could use this issue to keep rogue domain names resolvable long after they have been revoked.
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2022-30698",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-30699",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:18.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libunbound2",
"binary_version": "1.6.7-1ubuntu2.5"
},
{
"binary_name": "python-unbound",
"binary_version": "1.6.7-1ubuntu2.5"
},
{
"binary_name": "python3-unbound",
"binary_version": "1.6.7-1ubuntu2.5"
},
{
"binary_name": "unbound",
"binary_version": "1.6.7-1ubuntu2.5"
},
{
"binary_name": "unbound-anchor",
"binary_version": "1.6.7-1ubuntu2.5"
},
{
"binary_name": "unbound-host",
"binary_version": "1.6.7-1ubuntu2.5"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "unbound",
"purl": "pkg:deb/ubuntu/unbound@1.6.7-1ubuntu2.5?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.7-1ubuntu2.5"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.6.5-1",
"1.6.7-1",
"1.6.7-1build1",
"1.6.7-1ubuntu1",
"1.6.7-1ubuntu2",
"1.6.7-1ubuntu2.1",
"1.6.7-1ubuntu2.2",
"1.6.7-1ubuntu2.3",
"1.6.7-1ubuntu2.4"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2022-30698",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-30699",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:20.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libunbound8",
"binary_version": "1.9.4-2ubuntu1.3"
},
{
"binary_name": "python-unbound",
"binary_version": "1.9.4-2ubuntu1.3"
},
{
"binary_name": "python3-unbound",
"binary_version": "1.9.4-2ubuntu1.3"
},
{
"binary_name": "unbound",
"binary_version": "1.9.4-2ubuntu1.3"
},
{
"binary_name": "unbound-anchor",
"binary_version": "1.9.4-2ubuntu1.3"
},
{
"binary_name": "unbound-host",
"binary_version": "1.9.4-2ubuntu1.3"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "unbound",
"purl": "pkg:deb/ubuntu/unbound@1.9.4-2ubuntu1.3?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.9.4-2ubuntu1.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.9.0-2ubuntu1",
"1.9.0-2ubuntu2",
"1.9.4-2",
"1.9.4-2ubuntu1",
"1.9.4-2ubuntu1.1",
"1.9.4-2ubuntu1.2"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2022-30698",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-30699",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:22.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libunbound8",
"binary_version": "1.13.1-1ubuntu5.1"
},
{
"binary_name": "python3-unbound",
"binary_version": "1.13.1-1ubuntu5.1"
},
{
"binary_name": "unbound",
"binary_version": "1.13.1-1ubuntu5.1"
},
{
"binary_name": "unbound-anchor",
"binary_version": "1.13.1-1ubuntu5.1"
},
{
"binary_name": "unbound-host",
"binary_version": "1.13.1-1ubuntu5.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "unbound",
"purl": "pkg:deb/ubuntu/unbound@1.13.1-1ubuntu5.1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.13.1-1ubuntu5.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.13.1-1ubuntu1",
"1.13.1-1ubuntu3",
"1.13.1-1ubuntu5"
]
}
],
"aliases": [],
"details": "Xiang Li discovered that Unbound incorrectly handled delegation caching.\nA remote attacker could use this issue to keep rogue domain names\nresolvable long after they have been revoked.\n",
"id": "USN-5569-1",
"modified": "2026-04-27T14:11:28Z",
"published": "2022-08-16T11:24:50Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5569-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-30698"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-30699"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "unbound vulnerabilities",
"upstream": [
"UBUNTU-CVE-2022-30698",
"UBUNTU-CVE-2022-30699"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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