ubuntu-cve-2020-18032
Vulnerability from osv_ubuntu
Published
2021-04-29 18:15
Modified
2026-04-22 07:39
Summary
Details
Buffer Overflow in Graphviz Graph Visualization Tools from commit ID f8b9e035 and earlier allows remote attackers to execute arbitrary code or cause a denial of service (application crash) by loading a crafted file into the "lib/common/shapes.c" component.
Severity
7.8 (High)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "graphviz",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libcdt5",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libcgraph6",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-guile",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-lua",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-perl",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-php5",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-python",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-ruby",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-tcl",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgvc6",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgvc6-plugins-gtk",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgvpr2",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libpathplan4",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libxdot4",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "graphviz",
"purl": "pkg:deb/ubuntu/graphviz@2.36.0-0ubuntu3.2+esm1?arch=source\u0026distro=trusty/esm"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.36.0-0ubuntu3.2+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.26.3-15ubuntu4",
"2.34.0-0ubuntu4",
"2.34.0-0ubuntu5",
"2.36.0-0ubuntu1",
"2.36.0-0ubuntu2",
"2.36.0-0ubuntu3",
"2.36.0-0ubuntu3.1",
"2.36.0-0ubuntu3.2"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "graphviz",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libcdt5",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libcgraph6",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-guile",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-lua",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-perl",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-python",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-ruby",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-tcl",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgvc6",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgvc6-plugins-gtk",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgvpr2",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libpathplan4",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libxdot4",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "graphviz",
"purl": "pkg:deb/ubuntu/graphviz@2.38.0-12ubuntu2.1+esm1?arch=source\u0026distro=esm-infra/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.38.0-12ubuntu2.1+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.38.0-10build1",
"2.38.0-11",
"2.38.0-12",
"2.38.0-12build1",
"2.38.0-12ubuntu1",
"2.38.0-12ubuntu2",
"2.38.0-12ubuntu2.1"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "graphviz",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libcdt5",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libcgraph6",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-guile",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-lua",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-perl",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-php7",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-ruby",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-tcl",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgvc6",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgvc6-plugins-gtk",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgvpr2",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "liblab-gamut1",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libpathplan4",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libxdot4",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "python-gv",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "python3-gv",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "graphviz",
"purl": "pkg:deb/ubuntu/graphviz@2.40.1-2ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.40.1-2ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.38.0-16ubuntu2",
"2.38.0-18ubuntu1",
"2.40.1-0ubuntu5",
"2.40.1-0ubuntu6",
"2.40.1-2"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "graphviz",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libcdt5",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libcgraph6",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libgv-guile",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libgv-lua",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libgv-perl",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libgv-php7",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libgv-ruby",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libgv-tcl",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libgvc6",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libgvc6-plugins-gtk",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libgvpr2",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "liblab-gamut1",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libpathplan4",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "libxdot4",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
},
{
"binary_name": "python3-gv",
"binary_version": "2.42.2-3ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "graphviz",
"purl": "pkg:deb/ubuntu/graphviz@2.42.2-3ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.42.2-3ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.40.1-7build1",
"2.40.1-7build2",
"2.42.2-3",
"2.42.2-3build1",
"2.42.2-3build2"
]
}
],
"aliases": [],
"details": "Buffer Overflow in Graphviz Graph Visualization Tools from commit ID f8b9e035 and earlier allows remote attackers to execute arbitrary code or cause a denial of service (application crash) by loading a crafted file into the \"lib/common/shapes.c\" component.",
"id": "UBUNTU-CVE-2020-18032",
"modified": "2026-04-22T07:39:29Z",
"published": "2021-04-29T18:15:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2020-18032"
},
{
"type": "REPORT",
"url": "https://gitlab.com/graphviz/graphviz/-/issues/1700"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5264-1"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5971-1"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-18032"
}
],
"related": [
"USN-5264-1",
"USN-5971-1"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2020-18032"
]
}
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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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