CRLF injection vulnerability in Yet another Bulletin Board (YaBB) 2.1 allows remote attackers to obtain administrative access via requests to (1) register.pl or (2) profile.pl that write CRLF sequences to a .vars file. NOTE: this can be leveraged to execute arbitrary code.
| Software | From | Fixed in |
|---|---|---|
| yabb / yabb | 2.1 | 2.1.x |