diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/lib/protocols/mail_smtp.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/lib/protocols/mail_smtp.c b/src/lib/protocols/mail_smtp.c index f839598d6..045601f78 100644 --- a/src/lib/protocols/mail_smtp.c +++ b/src/lib/protocols/mail_smtp.c @@ -153,8 +153,10 @@ void ndpi_search_mail_smtp_tcp(struct ndpi_detection_module_struct *ndpi_struct, out = ndpi_base64_decode((const u_char*)buf, (size_t)strlen((const char*)buf), &out_len); if(out) { - snprintf(flow->protos.ftp_imap_pop_smtp.username, - sizeof(flow->protos.ftp_imap_pop_smtp.username), "%s", out); + size_t len = ndpi_min(out_len, sizeof(flow->protos.ftp_imap_pop_smtp.username) - 1); + + memcpy(flow->protos.ftp_imap_pop_smtp.username, out, len); + flow->protos.ftp_imap_pop_smtp.username[len] = '\0'; ndpi_free(out); } |