CVE-2018-13382: Fortinet FortiOS and FortiProxy Improper Authorization

CVE-2018-13382 · Severity: critical · CVSS 9.1 · Exploited in the wild · Published 2022-01-10

An improper authorization vulnerability in the SSL VPN web portal of Fortinet FortiOS and FortiProxy allows an unauthenticated remote attacker to modify the password of a portal user. This is achieved by sending specially crafted HTTP requests to the affected system.

Technologies: Fortinet FortiOS, Fortinet FortiProxy. Vendors: Fortinet.

Quick answers

Is CVE-2018-13382 exploited in the wild?
Yes. CVE-2018-13382 is known to be exploited in the wild, first recorded on 10 January 2022. Treat it as urgent.
How severe is CVE-2018-13382?
Critical severity, with a CVSS score of 9.1, published 10 January 2022.
Which products and versions are affected?
Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.8, 5.4.1 to 5.4.10; Fortinet 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.
Is there a fix for CVE-2018-13382?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2018-13382 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2018-13382?
Check whether you run Fortinet FortiOS or Fortinet FortiProxy. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.8, 5.4.1 to 5.4.10
  • Fortinet 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

Timeline

  • 2022-01-10: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2022-01-10: disclosed

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