An issue was discovered in Zammad before 6.2.0. Due to lack of rate limiting in the "email address verification" feature, an attacker could send many requests for a known address to cause Denial Of Service (generation of many emails, which would also spam the victim).
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/50xxx/CVE-2023-50455.json",
"cna_assigner": "mitre",
"unresolved_ranges": [
{
"source": "DESCRIPTION",
"extracted_events": [
{
"fixed": "6.2.0"
}
]
}
]
}{
"cpe": [
"cpe:2.3:a:zammad:zammad:6.1.0:-:*:*:*:*:*:*",
"cpe:2.3:a:zammad:zammad:6.1.0:alpha:*:*:*:*:*:*",
"cpe:2.3:a:zammad:zammad:6.2.0:alpha:*:*:*:*:*:*"
],
"source": "CPE_STRING",
"extracted_events": [
{
"introduced": "6.1.0-NA"
},
{
"last_affected": "6.1.0-NA"
},
{
"introduced": "6.1.0-alpha"
},
{
"last_affected": "6.1.0-alpha"
},
{
"introduced": "6.2.0-alpha"
},
{
"last_affected": "6.2.0-alpha"
}
]
}