""ET TFTP Outbound TFTP Data Transfer With Cisco Config 2""

SID: 2024481

Revision: 2

Class Type: policy-violation

Metadata: affected_product Cisco_ASA, affected_product Cisco_PIX, affected_product CISCO_Catalyst, attack_target Networking_Equipment, created_at 2017_07_19, deployment Perimeter, performance_impact Moderate, signature_severity Major, updated_at 2017_07_19

Reference:

Protocol: udp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 69

Flow:

Contents:

  • Value: "|00 03|" Depth: 2

  • Value: "NVRAM config last update"

Within:

PCRE:

Special Options:

source