Mattermost fails to perform proper authorization in the /plugins/focalboard/api/v2/users endpoint allowing an attacker who is a guest user and knows the ID of another user to get their information (e.g. name, surname, nickname) via Mattermost Boards.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6202.json",
"cwe_ids": [
"CWE-284"
],
"cna_assigner": "Mattermost",
"unresolved_ranges": [
{
"source": "AFFECTED_FIELD",
"extracted_events": [
{
"last_affected": "7.8.12"
},
{
"last_affected": "8.1.3"
},
{
"last_affected": "9.0.1"
},
{
"last_affected": "9.1.0"
}
]
}
]
}{
"cpe": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"source": "CPE_RANGE",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "7.8.12"
},
{
"introduced": "8.0.0"
},
{
"last_affected": "8.1.3"
}
]
}