CVE-2021-29376

ircII before 20210314 allows remote attackers to cause a denial of service segmentation fault and client crash, disconnecting the victim from an IRC server via a crafted CTCP UTC message...

Buffer overflows in ircII based clients

Multiple buffer overflows can only be exploited from server side...

Buffer overflows in ircII-based clients

After seeing the BitchX "DoS" problem mentioned the n'th time already, I decided to finally audit ircII based clients to show some worse problems they have. I had been pretty sure for years that malicious servers can exploit them in multiple ways, and I think many others have known it as well. EP...