ubuntu-cve-2018-10846
Vulnerability from osv_ubuntu
Published
2018-08-22 00:00
Modified
2026-04-22 07:38
Summary
Details
A cache-based side channel in GnuTLS implementation that leads to plain text recovery in cross-VM attack setting was found. An attacker could use a combination of "Just in Time" Prime+probe attack in combination with Lucky-13 attack to recover plain text using crafted packets.
Severity
5.3 (Medium)
5.6 (Medium)
N/A (UNKNOWN)
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "gnutls-bin",
"binary_version": "3.0.11+really2.12.23-12ubuntu2.8"
},
{
"binary_name": "libgnutls-openssl27",
"binary_version": "2.12.23-12ubuntu2.8"
},
{
"binary_name": "libgnutls26",
"binary_version": "2.12.23-12ubuntu2.8"
},
{
"binary_name": "libgnutlsxx27",
"binary_version": "2.12.23-12ubuntu2.8"
}
]
},
"package": {
"ecosystem": "Ubuntu:14.04:LTS",
"name": "gnutls26",
"purl": "pkg:deb/ubuntu/gnutls26@2.12.23-12ubuntu2.8?arch=source\u0026distro=trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.12.23-1ubuntu4",
"2.12.23-1ubuntu5",
"2.12.23-12ubuntu1",
"2.12.23-12ubuntu2",
"2.12.23-12ubuntu2.1",
"2.12.23-12ubuntu2.2",
"2.12.23-12ubuntu2.3",
"2.12.23-12ubuntu2.4",
"2.12.23-12ubuntu2.5",
"2.12.23-12ubuntu2.6",
"2.12.23-12ubuntu2.7",
"2.12.23-12ubuntu2.8"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "gnutls-bin",
"binary_version": "3.4.10-4ubuntu1.5"
},
{
"binary_name": "guile-gnutls",
"binary_version": "3.4.10-4ubuntu1.5"
},
{
"binary_name": "libgnutls-openssl27",
"binary_version": "3.4.10-4ubuntu1.5"
},
{
"binary_name": "libgnutls30",
"binary_version": "3.4.10-4ubuntu1.5"
},
{
"binary_name": "libgnutlsxx28",
"binary_version": "3.4.10-4ubuntu1.5"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "gnutls28",
"purl": "pkg:deb/ubuntu/gnutls28@3.4.10-4ubuntu1.5?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.4.10-4ubuntu1.5"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.3.15-5ubuntu2",
"3.3.18-1ubuntu1",
"3.3.20-1ubuntu1",
"3.4.9-2ubuntu1",
"3.4.10-4ubuntu1",
"3.4.10-4ubuntu1.1",
"3.4.10-4ubuntu1.2",
"3.4.10-4ubuntu1.3",
"3.4.10-4ubuntu1.4"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "gnutls-bin",
"binary_version": "3.5.18-1ubuntu1.1"
},
{
"binary_name": "libgnutls-dane0",
"binary_version": "3.5.18-1ubuntu1.1"
},
{
"binary_name": "libgnutls-openssl27",
"binary_version": "3.5.18-1ubuntu1.1"
},
{
"binary_name": "libgnutls30",
"binary_version": "3.5.18-1ubuntu1.1"
},
{
"binary_name": "libgnutlsxx28",
"binary_version": "3.5.18-1ubuntu1.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "gnutls28",
"purl": "pkg:deb/ubuntu/gnutls28@3.5.18-1ubuntu1.1?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.5.18-1ubuntu1.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.5.8-6ubuntu3",
"3.5.17-1ubuntu1",
"3.5.17-1ubuntu3",
"3.5.18-1ubuntu1"
]
}
],
"aliases": [],
"details": "A cache-based side channel in GnuTLS implementation that leads to plain text recovery in cross-VM attack setting was found. An attacker could use a combination of \"Just in Time\" Prime+probe attack in combination with Lucky-13 attack to recover plain text using crafted packets.",
"id": "UBUNTU-CVE-2018-10846",
"modified": "2026-04-22T07:38:37Z",
"published": "2018-08-22T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2018-10846"
},
{
"type": "REPORT",
"url": "https://eprint.iacr.org/2018/747"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-3999-1"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2018-10846"
}
],
"related": [
"USN-3999-1"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2018-10846"
]
}
Loading…
Loading…
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.
Loading…
Loading…