Multiple off-by-one errors in VooDoo cIRCle before 1.1.beta27 allow remote attackers to cause a denial of service (connection loss) or possibly execute arbitrary code via a (1) DNS name response of the exact length as a buffer; or a long (2) channel name, (3) partyline channel name, or unspecified vectors in crafted BOTNET packets.

Cross-site scripting (XSS) vulnerability in index.php in Monster Top List (MTL) 1.4 allows remote attackers to inject arbitrary web script or HTML via the user_error_message parameter.

PHP remote file inclusion vulnerability in functions.php in Circle R Monster Top List (MTL) 1.4 allows remote attackers to execute arbitrary PHP code via a URL in the root_path parameter. NOTE: It was later reported that 1.4.2 and earlier are affected.

Multiple SQL injection vulnerabilities in Wordcircle 2.17 allow remote attackers to (1) execute arbitrary SQL commands and bypass authentication via the password field in the login action to index.php (involving v_login.php and s_user.php) and (2) have other unknown impact via certain other fields in unspecified scripts.

Multiple cross-site scripting (XSS) vulnerabilities in Wordcircle 2.17 allow remote attackers to inject arbitrary web script or HTML via (1) the "Course name" field in index.php when the frm parameter has the value "mine" and (2) possibly certain other fields in unspecified scripts.

Buffer overflow in VooDoo cIRCle BOTNET before 1.0.33 allows remote authenticated attackers to cause a denial of service (client crash) via a crafted packet.

The which_access variable for Majordomo 2.0 through 1.94.4, and possibly earlier versions, is set to "open" by default, which allows remote attackers to identify the email addresses of members of mailing lists via a "which" command.

Majordomo wrapper allows local users to gain privileges by specifying an alternate configuration file.

resend command in Majordomo allows local users to gain privileges via shell metacharacters.

Majordomo 1.94.3 and earlier allows remote attackers to execute arbitrary commands when the advertise or noadvertise directive is used in a configuration file, via shell metacharacters in the Reply-To header.