Linux kernel netfilter IRC DCC helper module creates overly permissive firewall rules

Overview The "netfilter" firewall subsystem included with Linux kernel versions 2.4.x contains a vulnerability that may allow remote attackers to reach hosts that should be protected. Description The "netfilter" subsystem included with Linux kernel versions 2.4.x provides a framework for services...

CVE-2001-1056

IRC DCC helper in the ipmasqirc IP masquerading module 2.2 allows remote attackers to bypass intended firewall restrictions by causing the target system to send a "DCC SEND" request to a malicious server which listens on port 6667, which may cause the module to believe that the traffic is a valid...

ircii_exploit.txt

The following exploits are for IrcII4.4. A dcc chat buffer overflow, one is for linux and the other one is for mirc. -- start irciisploit.txt -- / ircii-4.4 exploit by bladi & aLmUDeNa buffer overflow in ircii dcc chat's allow to excute arbitrary Affected: ircII-4.4 Patch: Upgrade to ircII-4.4M...

CVE-2000-0183

Buffer overflow in ircII 4.4 IRC client allows remote attackers to execute commands via the DCC chat capability...

Michael Sandrof IrcII 4.4-7 - Remote Buffer Overflow

Michael Sandrof IrcII 4.4-7 - Remote Buffer Overflow // source: https://www.securityfocus.com/bid/1046/info IrcII is a well-known Internet Relay Chat IRC client for unix. Version 4.4-7 and possibly previous versions are known to be vulnerable to a buffer overflow condition in their direct...

Michael Sandrof IrcII 4.4-7 - Remote Buffer Overflow

// source: https://www.securityfocus.com/bid/1046/info IrcII is a well-known Internet Relay Chat IRC client for unix. Version 4.4-7 and possibly previous versions are known to be vulnerable to a buffer overflow condition in their direct client-to-client DCC chat implementation. It may be possible...

CVE-1999-1351

Directory traversal vulnerability in KVIrc IRC client 0.9.0 with the "Listen to !nick requests" option enabled allows remote attackers to read arbitrary files via a .. dot dot in a DCC GET request...

pIRCh-dcc.txt

Date: Thu, 12 Nov 1998 11:20:56 -0600 From: "[email protected]" To: [email protected] Subject: Old IRC Client bug Re-Applied If this has already been announced, well, screw me. Problem: The IRC Internet Relay Chat Client, pIRCh automatically assigns your main pirch directory to where DCC...

CVE-1999-0399

The DCC server command in the Mirc 5.5 client doesn't filter characters from file names properly, allowing remote attackers to place a malicious file in a different location, possibly allowing the attacker to execute commands...