Mattermost fails to properly verify the permissions needed for viewing archived public channels, allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams/<team-id>/channels/deleted endpoint.
{
"cna_assigner": "Mattermost",
"unresolved_ranges": [
{
"source": "AFFECTED_FIELD",
"extracted_events": [
{
"last_affected": "9.2.2"
},
{
"last_affected": "9.1.3"
},
{
"last_affected": "9.0.4"
},
{
"last_affected": "8.1.6"
}
]
}
],
"cwe_ids": [
"CWE-284"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/47xxx/CVE-2023-47858.json"
}{
"cpe": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"source": "CPE_RANGE",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "8.1.7"
},
{
"introduced": "9.0.0"
},
{
"fixed": "9.0.5"
},
{
"introduced": "9.1.0"
},
{
"fixed": "9.1.4"
},
{
"introduced": "9.2.0"
},
{
"fixed": "9.2.3"
}
]
}