{
"id": "GHSA-mh74-4m5g-fcjx",
"aliases": [
"CVE-2021-29432"
],
"details": "### Impact\n\nA malicious user could abuse Sydent to send out arbitrary emails from the Sydent email address. This could be used to construct plausible phishing emails, for example.\n\n### Patches\n\nFixed in 4469d1d, 6b405a8, 65a6e91.\n\nNote that these patches include changes to the *default* email templates. If these templates have been locally modified, they must also be updated.\n\n### For more information\n\nIf you have any questions or comments about this advisory, email us at [email protected] .",
"summary": "Malicious users could abuse Sydent to control the content of invitation emails",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.3.0"
}
]
}
],
"package": {
"name": "matrix-sydent",
"ecosystem": "PyPI"
}
}
],
"modified": "2024-09-24T17:39:02Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
},
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
}
],
"published": "2021-04-19T14:54:24Z",
"references": [
{
"url": "https://github.com/matrix-org/sydent/security/advisories/GHSA-mh74-4m5g-fcjx",
"type": "WEB"
},
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-29432",
"type": "ADVISORY"
},
{
"url": "https://github.com/matrix-org/sydent/commit/4469d1d42b2b1612b70638224c07e19623039c42",
"type": "WEB"
},
{
"url": "https://github.com/matrix-org/sydent/releases/tag/v2.3.0",
"type": "WEB"
},
{
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/matrix-sydent/PYSEC-2021-23.yaml",
"type": "WEB"
},
{
"url": "https://pypi.org/project/matrix-sydent",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-20"
],
"severity": "MODERATE",
"github_reviewed": true,
"nvd_published_at": "2021-04-15T21:15:00Z",
"github_reviewed_at": "2021-04-15T20:47:15Z"
}
}