Apache on Red Hat Linux with with the UserDir directive enabled generates different error codes when a username exists and there is no public_html directory and when the username does not exist, which could allow remote attackers to determine valid usernames on the server.

Vulnerability in screen before 3.9.10, related to a multi-attach error, allows local users to gain root privileges when there is a subdirectory under /tmp/screens/.

index2.php in Mambo Site Server 3.0.0 through 3.0.5 allows remote attackers to gain Mambo administrator privileges by setting the PHPSESSID parameter and providing the appropriate administrator information in other parameters.

Directory traversal vulnerability in pagecount CGI script in Sambar Server before 5.0 beta 5 allows remote attackers to overwrite arbitrary files via a .. (dot dot) attack on the page parameter.

Fetchmail (aka fetchmail-ssl) before 5.8.17 allows a remote malicious (1) IMAP server or (2) POP/POP3 server to overwrite arbitrary memory and possibly gain privileges via a negative index number as part of a response to a LIST request.

Java Plugin 1.4 for JRE 1.3 executes signed applets even if the certificate is expired, which could allow remote attackers to conduct unauthorized activities via an applet that has been signed by an expired certificate.

Starfish Truesync Desktop 2.0b as used on the REX 5000 PDA uses a small keyspace for device keys and does not impose a delay when an incorrect key is entered, which allows attackers to more quickly guess the key via a brute force attack.

Starfish Truesync Desktop 2.0b as used on the REX 5000 PDA does not encrypt sensitive files and relies solely on its password feature to restrict access, which allows an attacker to read the files using a different application.

Starfish Truesync Desktop 2.0b as used on the REX 5000 PDA uses weak encryption to store the user password in a registry key, which allows attackers who have access to the registry key to decrypt the password and gain privileges.

Cross-site scripting (CSS) vulnerability in gnut Gnutella client before 0.4.27 allows remote attackers to execute arbitrary script on other clients by sharing a file whose name contains the script tags.

Respondus 1.1.2 for WebCT uses weak encryption to remember usernames and passwords, which allows local users who can read the WEBCT.SVR file to decrypt the passwords and gain additional privileges.

The default configuration of the DVI print filter (dvips) in Red Hat Linux 7.0 and earlier does not run dvips in secure mode when dvips is executed by lpd, which could allow remote attackers to gain privileges by printing a DVI file that contains malicious commands.

rlmadmin RADIUS management utility in Merit AAA Server 3.8M, 5.01, and possibly other versions, allows local users to read arbitrary files via a symlink attack on the rlmadmin.help file.

Outlook Express 6.00 allows remote attackers to execute arbitrary script by embedding SCRIPT tags in a message whose MIME content type is text/plain, contrary to the expected behavior that text/plain messages will not run script.

IBM HACMP 4.4 allows remote attackers to cause a denial of service via a completed TCP connection to HACMP ports (e.g., using a port scan) that does not send additional data, which causes a failure in snmpd.

Textor Webmasters Ltd listrec.pl CGI program allows remote attackers to execute arbitrary commands via shell metacharacters in the TEMPLATE parameter.

POP3Lite before 0.2.4 does not properly quote a . (dot) in an email message, which could allow a remote attacker to append arbitrary text to the end of an email message, which could then be interpreted by various mail clients as valid POP server responses or other input that could cause clients to crash or otherwise behave unexpectedly.

PHProjekt before 2.4a allows remote attackers to perform actions as other PHProjekt users by modifying the ID number in an HTTP request to PHProjekt CGI programs.

Marconi ForeThought 7.1 allows remote attackers to cause a denial of service by causing both telnet sessions to be locked via unusual input (e.g., from a port scanner), which prevents others from logging into the device.

sendmsg function in NetBSD 1.3 through 1.5 allows local users to cause a denial of service (kernel trap or panic) via a msghdr structure with a large msg_controllen length.