Category Archives: Security

Security

Proxifier 2.18 Privilege Escalation / Code Execution

Proxifier versions 2.18 and below ships with a KLoader binary which it installs suid root the first time Proxifier is run. This binary serves a single purpose which is to load and unload Proxifier’s kernel extension. Unfortunately it does this by taking the first parameter passed to it on the commandline without any sanitisation and feeding it straight into system().

Red Hat Security Advisory 2017-0893-01

Red Hat Security Advisory 2017-0893-01 – 389 Directory Server is an LDAP version 3 compliant server. The base packages include the Lightweight Directory Access Protocol server and command-line utilities for server administration. Security Fix: An invalid pointer dereference flaw was found in the way 389-ds-base handled LDAP bind requests. A remote unauthenticated attacker could use this flaw to make ns-slapd crash via a specially crafted LDAP bind request, resulting in denial of service.