Medium
Security advisory
In GNOME grilo though 0.3.13, grl-net-wc.c does not enable TLS certificate verification on the SoupSessionAsync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-39365
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 08:56 UTC · Revision 1
Source evidence
In GNOME grilo though 0.3.13, grl-net-wc.c does not enable TLS certificate verification on the SoupSessionAsync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011.
osv:CVE-2021-39365
Complete source record
{
"id": "85cebf7659e92685c72266bceef6084fe9c287712eb6afec8612ba476b6111c3",
"url": "https://osv.dev/vulnerability/CVE-2021-39365",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-39365",
"summary": "In GNOME grilo though 0.3.13, grl-net-wc.c does not enable TLS certificate verification on the SoupSessionAsync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011.",
"evidence": "osv:CVE-2021-39365",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2021-39365",
"aliases": [
"CVE-2021-39365"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/gnome/grilo",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "b3372233ee509676ab4408f049549c1020cff7a1"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:gnome:grilo:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "0.3.13"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"grilo-0.3.13",
"grilo-0.3.12",
"grilo-0.3.11",
"grilo-0.3.10",
"grilo-0.3.9",
"grilo-0.3.8",
"grilo-0.3.7",
"grilo-0.3.6",
"grilo-0.3.5",
"grilo-0.3.4",
"grilo-0.3.2",
"grilo-0.3.1",
"grilo-0.3.0",
"grilo-0.2.12",
"grilo-0.2.11",
"grilo-0.2.10",
"grilo-0.2.9",
"grilo-0.2.8",
"grilo-0.2.7",
"grilo-0.2.6",
"grilo-0.2.5",
"grilo-0.2.4",
"grilo-0.2.3",
"grilo-0.2.2",
"grilo-0.2.0",
"grilo-0.1.15",
"grilo-0.1.14",
"grilo-0.1.13",
"grilo-0.1.12",
"grilo-0.1.11",
"grilo-0.1.10",
"grilo-0.1.9",
"grilo-0.1.8",
"grilo-0.1.7",
"grilo-0.1.6",
"grilo-0.1.5",
"grilo-0.1.4",
"grilo-0.1.3",
"grilo-0.1.2",
"grilo-0.1.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-39365.json"
}
},
{
"ranges": [
{
"repo": "https://gitlab.gnome.org/gnome/grilo",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "b3372233ee509676ab4408f049549c1020cff7a1"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:gnome:grilo:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "0.3.13"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"grilo-0.3.13",
"grilo-0.3.12",
"grilo-0.3.11",
"grilo-0.3.10",
"grilo-0.3.9",
"grilo-0.3.8",
"grilo-0.3.7",
"grilo-0.3.6",
"grilo-0.3.5",
"grilo-0.3.4",
"grilo-0.3.2",
"grilo-0.3.1",
"grilo-0.3.0",
"grilo-0.2.12",
"grilo-0.2.11",
"grilo-0.2.10",
"grilo-0.2.9",
"grilo-0.2.8",
"grilo-0.2.7",
"grilo-0.2.6",
"grilo-0.2.5",
"grilo-0.2.4",
"grilo-0.2.3",
"grilo-0.2.2",
"grilo-0.2.0",
"grilo-0.1.15",
"grilo-0.1.14",
"grilo-0.1.13",
"grilo-0.1.12",
"grilo-0.1.11",
"grilo-0.1.10",
"grilo-0.1.9",
"grilo-0.1.8",
"grilo-0.1.7",
"grilo-0.1.6",
"grilo-0.1.5",
"grilo-0.1.4",
"grilo-0.1.3",
"grilo-0.1.2",
"grilo-0.1.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-39365.json"
}
}
],
"modified": "2026-10-24T10:50:43.556556170Z",
"provider": "osv",
"references": [
"https://blogs.gnome.org/mcatanzaro/2021/05/25/reminder-soupsessionsync-and-soupsessionasync-default-to-no-tls-certificate-verification/",
"https://lists.debian.org/debian-lts-announce/2021/09/msg00010.html",
"https://www.debian.org/security/2021/dsa-4964",
"https://gitlab.gnome.org/GNOME/grilo/-/issues/146"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
},
{
"introduced": "10.0"
},
{
"last_affected": "10.0"
},
{
"introduced": "11.0"
},
{
"last_affected": "11.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2021-39365",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 442532,
"published_at": "2021-08-22T22:15:07.29+00:00"
}