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[ CVE-2018-13382 · Published 4 Jun 2019 ]

Fortinet FortiOS and FortiProxy Improper Authorization

Exploited · CISA KEV CVSS 7.5 EPSS 82%No fix listed yet

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-01-10
  • Known to be used in ransomware campaigns
  • EPSS: 82% chance of exploitation in the next 30 days (higher than 100% of CVEs)

[ Description ]Official description

An Improper Authorization vulnerability in Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.8 and 5.4.1 to 5.4.10 and FortiProxy 2.0.0, 1.2.0 to 1.2.8, 1.1.0 to 1.1.6, 1.0.0 to 1.0.7 under SSL VPN web portal allows an unauthenticated attacker to modify the password of an SSL VPN web portal user via specially crafted HTTP requests

CISA: An Improper Authorization vulnerability in Fortinet FortiOS and FortiProxy under SSL VPN web portal allows an unauthenticated attacker to modify the password.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 10 Jul 2022): Apply updates per vendor instructions.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References