Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS : rsync vulnerabilities (USN-8349-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8349-1 advisory. Calum Hutton discovered that rsync contained a heap-based out-of-bounds read when handling file transfers. A remote...

OpenSSH < 3.6.2 Reverse DNS Lookup Bypass

According to its banner, the remote host appears to be running OpenSSH-portable version 3.6.1 or older. There is a flaw in such version that could allow an attacker to bypass the access controls set by the administrator of this server. OpenSSH features a mechanism that can restrict the list of...

CVE-2002-0804

Bugzilla 2.14 before 2.14.2, and 2.16 before 2.16rc2, when configured to perform reverse DNS lookups, allows remote attackers to bypass IP restrictions by connecting from a system with a spoofed reverse DNS hostname...