View - Privilege Escalation

ID: privesc-view

Severity: high

Author: daffainfo

Tags: code,linux,view,privesc,local

Description

view is a command that is often associated with the vi text editor. When invoked as “view,” vi starts in read-only mode, allowing users to view files without the ability to modify them.

YAML Source

id: privesc-view

info:
  name: View - Privilege Escalation
  author: daffainfo
  severity: high
  description: |
    view is a command that is often associated with the vi text editor. When invoked as "view," vi starts in read-only mode, allowing users to view files without the ability to modify them.
  reference:
    - https://gtfobins.github.io/gtfobins/view/
  metadata:
    verified: true
    max-request: 3
  tags: code,linux,view,privesc,local

self-contained: true
code:
  - engine:
      - sh
      - bash
    source: |
      whoami

  - engine:
      - sh
      - bash
    source: |
      view -c ':!whoami'

  - engine:
      - sh
      - bash
    source: |
      sudo view -c ':!whoami'

    matchers-condition: and
    matchers:
      - type: word
        part: code_1_response
        words:
          - "root"
        negative: true

      - type: dsl
        dsl:
          - 'contains(code_2_response, "root")'
          - 'contains(code_3_response, "root")'
        condition: or
# digest: 4a0a00473045022100abd512b65ea9f643e21ac38c37cc255850a34bcebb616ea24b9c4457c5b37aff022008a00fee816b1d34deba5d2a865978315093adea5f7829a0c8aeb00c837a3f75:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "code/privilege-escalation/linux/binary/privesc-view.yaml"

View on Github