Cisco IOS Virtual PPP ACL Control Bypass Vulnerability

Cisco IOS is a popular Internet operating system. Cisco IOS has a security vulnerability that allows a remote authenticated user who can connect to a virtual PPP interface to bypass the ACL on the virtual PPP interface and gain unauthorized access if the ACL on the physical interface allows...

Cisco IOS ACL Control Bypass Vulnerability

Cisco IOS is a popular Internet operating system. Cisco IOS has a security vulnerability that allows remote users who can connect to the channel interface to bypass the ACL controls if the physical interface ACLs allow communication to pass...

Design/Logic Flaw

Cisco IOS 15.204M and 15.403M lets physical-interface ACLs supersede virtual PPP interface ACLs, which allows remote authenticated users to bypass intended network-traffic restrictions in opportunistic circumstances by using PPP, aka Bug ID CSCur61303...

Cisco IOS Software Virtual PPP Interfaces Security Bypass Vulnerability

A vulnerability in Cisco devices that are running Cisco IOS Software Release 15.204M or Cisco IOS Software Release 15.403M and are configured to use access control lists ACLs could allow a user who is connected to an authenticated PPP session to bypass ACLs that are configured on virtual PPP...

Cisco IOS Software Tunnel Interfaces Security Bypass Vulnerability

A vulnerability in Cisco devices running IOS Software versions 15.204M6 and 15.403S configured with access control lists ACLs could allow an unauthenticated, remote user connected to a tunnel interface to bypass configured ACLs on tunnel interfaces if the ACL on the physical interface permits the...