telnet and rlogin URLs disclose sensitive information, including Environment variables

Overview Some telnet clients may disclose sensitive information in environment variables Description Web browsers can be configured to respond to certian protocol types through the use of a helper application. In this case, web browsers can respond to telnet: URLs with the use of a helper...

SSH host key authentication can be bypassed when DNS is used to resolve localhost

Overview This vulnerability allows an attacker to redirect an SSH connection to an arbitary host. Description When making connections to localhost, SSH disables host key checking to provide compatibility with NFS filesystems. As a result, if the victim's machine uses a poisoned DNS server to...

Notes default ECL allows execution of unsigned code

Overview Lotus Notes prior to version 5.02, had permissive ECLs that allow for the execution of malicious mail messages. Description A Notes ECL is a list consisting of a Notes Username and a set of permissions from the following list for Notes 4.6.x: Access to file system Access to current...

HHControl Object (showHelp) may execute shortcuts embedded in help files

Overview The HHCtrl ActiveX control has a serious vulnerability that allows remote intruders to execute arbitrary code, if the intruder can cause a compiled help file CHM to be stored "locally." Microsoft has released a security bulletin and a patch for this vulnerability, but the patch does not...