The ATOMIC.TCP signature engine in the Intrusion Prevention System (IPS) feature for Cisco IOS 12.4XA, 12.3YA, 12.3T, and other trains allows remote attackers to cause a denial of service (IPS crash and traffic loss) via unspecified manipulations that are not properly handled by the regular expression feature, as demonstrated using the 3123.0 (Netbus Pro Traffic) signature.

cisco

Netbus 1.5 through 1.7 allows more than one client to be connected at the same time, but only prompts the first connection for authentication, which allows remote attackers to gain access.

netbus

Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: None. Reason: this candidate is not about any specific product, protocol, or design, so it is out of scope of CVE. It might be more appropriate to cover under the Common Configuration Enumeration (CCE). Notes: the former description is: "A hacker utility, back door, or Trojan Horse is installed on a system, e.g. NetBus, Back Orifice, Rootkit, etc.