USN-2430-1: OpenVPN vulnerability

Dragana Damjanovic discovered that OpenVPN incorrectly handled certain control channel packets. An authenticated attacker could use this issue to cause an OpenVPN server to crash, resulting in a denial of service...

USN-2430-1 openvpn vulnerability

Dragana Damjanovic discovered that OpenVPN incorrectly handled certain control channel packets. An authenticated attacker could use this issue to cause an OpenVPN server to crash, resulting in a denial of service...

openvpn: denial of service

It was discovered that an authenticated client could trigger an ASSERT in OpenVPN by sending a too-short control channel packet to the server. This could cause the OpenVPN server to crash and deny access to the VPN to other legitimate users...

OpenVPN -- denial of service security vulnerability

The OpenVPN project reports: In late November 2014 Dragana Damjanovic notified OpenVPN developers of a critical denial of service security vulnerability CVE-2014-8104. The vulnerability allows an tls-authenticated client to crash the server by sending a too-short control channel packet to the...

UBUNTU-CVE-2014-8104

OpenVPN 2.x before 2.0.11, 2.1.x, 2.2.x before 2.2.3, and 2.3.x before 2.3.6 allows remote authenticated users to cause a denial of service server crash via a small control channel packet...

Kelihos Botnet Resurfaces

UPDATE–The Kelihos botnet, which researchers at Kaspersky Lab and Microsoft disrupted last fall by sinkholing the control channel, has sprung back to life and is using only slightly different versions of the original malware and controller list. The rejuvenation of the botnet illustrates the...

Nortel MCS 5100 UFTP多个拒绝服务漏洞

BUGTRAQ ID: 31633 CNCAN ID：CNCAN-2008100911 Nortel MCS 5100是一款多媒体通信服务器。 Nortel MCS 5100使用UNIStim文件传送协议UFTP，UFTP可在可靠的UDP上通过UNIStim控制通道来传送。处理UFTP消息存在缺陷，控制多个连接细节字段Connection Details fields的值可导致多个拒绝服务攻击。 Nortel Networks MCS 5100 3.0.13 Nortel Networks MCS 5100 3.0 MCS 5100 3.5.9已经修正此漏洞：...

Security Best Practice: PPTP Protocol Enforcement

The Point-to-Point Tunneling Protocol PPTP is a method for implementing virtual private networks. PPTP uses a control channel over TCP and a GRE tunnel operating to encapsulate PPP packets...