ubuntu-cve-2018-1000024
Vulnerability from osv_ubuntu
Published
2018-01-29 00:00
Modified
2025-09-08 16:45
Summary
Details
The Squid Software Foundation Squid HTTP Caching Proxy version 3.0 to 3.5.27, 4.0 to 4.0.22 contains a Incorrect Pointer Handling vulnerability in ESI Response Processing that can result in Denial of Service for all clients using the proxy.. This attack appear to be exploitable via Remote server delivers an HTTP response payload containing valid but unusual ESI syntax.. This vulnerability appears to have been fixed in 4.0.23 and later.
Severity
7.5 (High)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "squid",
"binary_version": "3.3.8-1ubuntu6.11"
},
{
"binary_name": "squid-cgi",
"binary_version": "3.3.8-1ubuntu6.11"
},
{
"binary_name": "squid-purge",
"binary_version": "3.3.8-1ubuntu6.11"
},
{
"binary_name": "squid3",
"binary_version": "3.3.8-1ubuntu6.11"
},
{
"binary_name": "squid3-common",
"binary_version": "3.3.8-1ubuntu6.11"
},
{
"binary_name": "squidclient",
"binary_version": "3.3.8-1ubuntu6.11"
}
]
},
"package": {
"ecosystem": "Ubuntu:14.04:LTS",
"name": "squid3",
"purl": "pkg:deb/ubuntu/squid3@3.3.8-1ubuntu6.11?arch=source\u0026distro=trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.3.8-1ubuntu6.11"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.3.8-1ubuntu3",
"3.3.8-1ubuntu4",
"3.3.8-1ubuntu5",
"3.3.8-1ubuntu6",
"3.3.8-1ubuntu6.1",
"3.3.8-1ubuntu6.2",
"3.3.8-1ubuntu6.3",
"3.3.8-1ubuntu6.4",
"3.3.8-1ubuntu6.6",
"3.3.8-1ubuntu6.8",
"3.3.8-1ubuntu6.9",
"3.3.8-1ubuntu6.10"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "squid",
"binary_version": "3.5.12-1ubuntu7.5"
},
{
"binary_name": "squid-cgi",
"binary_version": "3.5.12-1ubuntu7.5"
},
{
"binary_name": "squid-common",
"binary_version": "3.5.12-1ubuntu7.5"
},
{
"binary_name": "squid-purge",
"binary_version": "3.5.12-1ubuntu7.5"
},
{
"binary_name": "squid3",
"binary_version": "3.5.12-1ubuntu7.5"
},
{
"binary_name": "squidclient",
"binary_version": "3.5.12-1ubuntu7.5"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "squid3",
"purl": "pkg:deb/ubuntu/squid3@3.5.12-1ubuntu7.5?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.5.12-1ubuntu7.5"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.3.8-1ubuntu16",
"3.3.8-1ubuntu17",
"3.5.12-1ubuntu6",
"3.5.12-1ubuntu7",
"3.5.12-1ubuntu7.1",
"3.5.12-1ubuntu7.2",
"3.5.12-1ubuntu7.3",
"3.5.12-1ubuntu7.4"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "squid",
"binary_version": "3.5.23-5ubuntu2"
},
{
"binary_name": "squid-cgi",
"binary_version": "3.5.23-5ubuntu2"
},
{
"binary_name": "squid-common",
"binary_version": "3.5.23-5ubuntu2"
},
{
"binary_name": "squid-purge",
"binary_version": "3.5.23-5ubuntu2"
},
{
"binary_name": "squid3",
"binary_version": "3.5.23-5ubuntu2"
},
{
"binary_name": "squidclient",
"binary_version": "3.5.23-5ubuntu2"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "squid3",
"purl": "pkg:deb/ubuntu/squid3@3.5.23-5ubuntu2?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.5.23-5ubuntu2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.5.23-5ubuntu1"
]
}
],
"aliases": [],
"details": "The Squid Software Foundation Squid HTTP Caching Proxy version 3.0 to 3.5.27, 4.0 to 4.0.22 contains a Incorrect Pointer Handling vulnerability in ESI Response Processing that can result in Denial of Service for all clients using the proxy.. This attack appear to be exploitable via Remote server delivers an HTTP response payload containing valid but unusual ESI syntax.. This vulnerability appears to have been fixed in 4.0.23 and later.",
"id": "UBUNTU-CVE-2018-1000024",
"modified": "2025-09-08T16:45:08Z",
"published": "2018-01-29T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2018-1000024"
},
{
"type": "REPORT",
"url": "http://www.squid-cache.org/Advisories/SQUID-2018_1.txt"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-3557-1"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-4059-2"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2018-1000024"
}
],
"related": [
"USN-3557-1",
"USN-4059-2"
],
"schema_version": "1.7.0",
"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": "low",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2018-1000024"
]
}
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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.
- 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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