""ET WEB_SPECIFIC_APPS Cisco Prime Infrastruture RCE - CVE-2019-1821""

SID: 2027368

Revision: 2

Class Type: web-application-attack

Metadata: attack_target Server, created_at 2019_05_20, cve CVE_2019_1821, deployment Perimeter, deployment Datacenter, performance_impact Low, signature_severity Major, updated_at 2019_05_20

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HOME_NET

Destination Port: [$HTTP_PORTS,8082]

Flow:

Contents:

  • Value: "POST /servlet/UploadServlet" Depth: 27

  • Value: "Destination-Dir|3a 20|tftpRoot"

  • Value: "Content-Type|3a 20|multipart/form-data|3b|"

  • Value: "String(|22|/bin/"

  • Value: "new Socket(|22|"

  • Value: "Runtime.getRuntime().exec("

  • Value: !"Referer|3a 20|"

Within:

PCRE:

Special Options:

  • fast_pattern

source