USN-4789-1 (UBUNTU-CVE-2016-5017)
Vulnerability from osv_ubuntu – Published: 2021-03-15 21:08 – Updated: 2026-06-29 10:52 – Source website
VLAI
Summary
zookeeper vulnerabilities
Details
It was discovered that Apache ZooKeeper incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service or other unspecified impact. (CVE-2016-5017)
It was discovered that Apache ZooKeeper incorrectly implemented "wchp/wchc" commands. An attacker could possibly use this issue to cause a denial of service. (CVE-2017-5637)
It was discovered that Apache Zookeeper incorrectly handled clusters. An attacker could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 16.04 ESM. (CVE-2018-8012)
References
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2016-5017",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2017-5637",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:14.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libzookeeper-java",
"binary_version": "3.4.5+dfsg-1ubuntu0.1~esm1"
},
{
"binary_name": "libzookeeper-mt2",
"binary_version": "3.4.5+dfsg-1ubuntu0.1~esm1"
},
{
"binary_name": "libzookeeper-st2",
"binary_version": "3.4.5+dfsg-1ubuntu0.1~esm1"
},
{
"binary_name": "libzookeeper2",
"binary_version": "3.4.5+dfsg-1ubuntu0.1~esm1"
},
{
"binary_name": "python-zookeeper",
"binary_version": "3.4.5+dfsg-1ubuntu0.1~esm1"
},
{
"binary_name": "zookeeper",
"binary_version": "3.4.5+dfsg-1ubuntu0.1~esm1"
},
{
"binary_name": "zookeeper-bin",
"binary_version": "3.4.5+dfsg-1ubuntu0.1~esm1"
},
{
"binary_name": "zookeeperd",
"binary_version": "3.4.5+dfsg-1ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "zookeeper",
"purl": "pkg:deb/ubuntu/zookeeper@3.4.5+dfsg-1ubuntu0.1~esm1?arch=source\u0026distro=trusty/esm"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.4.5+dfsg-1ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.4.5+dfsg-1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2016-5017",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2017-5637",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2018-8012",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:16.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libzookeeper-java",
"binary_version": "3.4.8-1ubuntu0.1~esm1"
},
{
"binary_name": "libzookeeper-mt2",
"binary_version": "3.4.8-1ubuntu0.1~esm1"
},
{
"binary_name": "libzookeeper-st2",
"binary_version": "3.4.8-1ubuntu0.1~esm1"
},
{
"binary_name": "libzookeeper2",
"binary_version": "3.4.8-1ubuntu0.1~esm1"
},
{
"binary_name": "python-zookeeper",
"binary_version": "3.4.8-1ubuntu0.1~esm1"
},
{
"binary_name": "zookeeper",
"binary_version": "3.4.8-1ubuntu0.1~esm1"
},
{
"binary_name": "zookeeper-bin",
"binary_version": "3.4.8-1ubuntu0.1~esm1"
},
{
"binary_name": "zookeeperd",
"binary_version": "3.4.8-1ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "zookeeper",
"purl": "pkg:deb/ubuntu/zookeeper@3.4.8-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.4.8-1ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.4.6-8",
"3.4.7-1",
"3.4.8-1"
]
}
],
"aliases": [],
"details": "It was discovered that Apache ZooKeeper incorrectly handled certain inputs.\nAn attacker could possibly use this issue to cause a denial of service or\nother unspecified impact. (CVE-2016-5017)\n\nIt was discovered that Apache ZooKeeper incorrectly implemented \"wchp/wchc\"\ncommands. An attacker could possibly use this issue to cause a denial of\nservice. (CVE-2017-5637)\n\nIt was discovered that Apache Zookeeper incorrectly handled clusters. An\nattacker could possibly use this issue to obtain sensitive information.\nThis issue only affected Ubuntu 16.04 ESM. (CVE-2018-8012)\n",
"id": "USN-4789-1",
"modified": "2026-06-29T10:52:48Z",
"published": "2021-03-15T21:08:52Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-4789-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2016-5017"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2017-5637"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2018-8012"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "zookeeper vulnerabilities",
"upstream": [
"UBUNTU-CVE-2016-5017",
"UBUNTU-CVE-2017-5637",
"UBUNTU-CVE-2018-8012"
]
}
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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.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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