usn-4405-1
Vulnerability from osv_ubuntu
Published
2020-06-29 02:05
Modified
2026-02-10 04:41
Summary
glib-networking vulnerability
Details
It was discovered that glib-networking skipped hostname certificate verification if the application failed to specify the server identity. A remote attacker could use this to perform a person-in-the-middle attack and expose sensitive information.
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2020-13645",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:16.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "glib-networking",
"binary_version": "2.48.2-1~ubuntu16.04.2"
},
{
"binary_name": "glib-networking-common",
"binary_version": "2.48.2-1~ubuntu16.04.2"
},
{
"binary_name": "glib-networking-services",
"binary_version": "2.48.2-1~ubuntu16.04.2"
},
{
"binary_name": "glib-networking-tests",
"binary_version": "2.48.2-1~ubuntu16.04.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "glib-networking",
"purl": "pkg:deb/ubuntu/glib-networking@2.48.2-1~ubuntu16.04.2?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.48.2-1~ubuntu16.04.2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.46.0-1",
"2.46.1-1",
"2.46.1-1build1",
"2.48.0-1",
"2.48.2-1~ubuntu16.04.1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2020-13645",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:18.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "glib-networking",
"binary_version": "2.56.0-1ubuntu0.1"
},
{
"binary_name": "glib-networking-common",
"binary_version": "2.56.0-1ubuntu0.1"
},
{
"binary_name": "glib-networking-services",
"binary_version": "2.56.0-1ubuntu0.1"
},
{
"binary_name": "glib-networking-tests",
"binary_version": "2.56.0-1ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "glib-networking",
"purl": "pkg:deb/ubuntu/glib-networking@2.56.0-1ubuntu0.1?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.56.0-1ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.54.0-1",
"2.54.1-1",
"2.54.1-2",
"2.55.90-1",
"2.56.0-1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2020-13645",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:20.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "glib-networking",
"binary_version": "2.64.2-1ubuntu0.1"
},
{
"binary_name": "glib-networking-common",
"binary_version": "2.64.2-1ubuntu0.1"
},
{
"binary_name": "glib-networking-services",
"binary_version": "2.64.2-1ubuntu0.1"
},
{
"binary_name": "glib-networking-tests",
"binary_version": "2.64.2-1ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "glib-networking",
"purl": "pkg:deb/ubuntu/glib-networking@2.64.2-1ubuntu0.1?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.64.2-1ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.62.1-1",
"2.63.2-1",
"2.63.3-0build1",
"2.63.90-1ubuntu1",
"2.63.91-1ubuntu1",
"2.64.0-1",
"2.64.1-1",
"2.64.2-1build1"
]
}
],
"aliases": [],
"details": "It was discovered that glib-networking skipped hostname certificate\nverification if the application failed to specify the server\nidentity. A remote attacker could use this to perform a\nperson-in-the-middle attack and expose sensitive information.\n",
"id": "USN-4405-1",
"modified": "2026-02-10T04:41:51Z",
"published": "2020-06-29T02:05:31Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-4405-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2020-13645"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "glib-networking vulnerability",
"upstream": [
"UBUNTU-CVE-2020-13645"
]
}
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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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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.
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