Fortinet CVE-2018-13379 Exploitation

Description

Detects CVE-2018-13379 exploitation attempt against Fortinet SSL VPNs

Query · sigma

selection:
  cs-uri-query|contains|all:
  - lang=/../../
  - /dev/cmdb/sslvpn_websession
condition: selection

Known false positives

  • Unknown
Raw source Fortinet CVE-2018-13379 Exploitation · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: Fortinet CVE-2018-13379 Exploitation
id: a2e97350-4285-43f2-a63f-d0daff291738
status: test
description: Detects CVE-2018-13379 exploitation attempt against Fortinet SSL VPNs
references:
    - https://devco.re/blog/2019/08/09/attacking-ssl-vpn-part-2-breaking-the-Fortigate-ssl-vpn/
author: Bhabesh Raj
date: 2020-12-08
modified: 2023-01-02
tags:
    - attack.initial-access
    - attack.t1190
    - cve.2018-13379
    - detection.emerging-threats
logsource:
    category: webserver
detection:
    selection:
        cs-uri-query|contains|all:
            - 'lang=/../../'
            - '/dev/cmdb/sslvpn_websession'
    condition: selection
falsepositives:
    - Unknown
level: critical

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