high
8.8
CWE
287 119 79 89 20 94
Advisory Published
CVE Published
Updated

CVE-2023-46717: Improper authentication following read-only user login

First published: Tue Mar 12 2024(Updated: )

An improper authentication vulnerability [CWE-287] in FortiOS versions 7.4.1 and below, versions 7.2.6 and below, and versions 7.0.12 and below when configured with FortiAuthenticator in HA may allow a readonly user to gain read-write access via successive login attempts.

Credit: psirt@fortinet.com

Affected SoftwareAffected VersionHow to fix
Fortinet FortiOS IPS Engine>=7.0.0<7.0.13
Fortinet FortiOS IPS Engine>=7.2.0<7.2.7
Fortinet FortiOS IPS Engine>=7.4.0<7.4.2

Remedy

Please upgrade to FortiOS 7.4.2 or above Please upgrade to FortiOS 7.2.7 or above Please upgrade to ForitOS 7.0.13 or above Workaround- Disable push notifications for FortiAuthenticator: For RADIUS Authentication (From FortiAuthenticator)- ## RADIUS Service > Policies > (select policy) > Authentication Factors > Advanced Options > ## Allow FortiToken Mobile push notifications (*disable)*

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Reference Links

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of CVE-2023-46717?

    CVE-2023-46717 is classified as a high severity vulnerability due to its potential to allow unauthorized read-write access.

  • How do I fix CVE-2023-46717?

    To fix CVE-2023-46717, upgrade FortiOS to versions 7.0.13, 7.2.7, or 7.4.2 or above.

  • What systems are affected by CVE-2023-46717?

    CVE-2023-46717 affects FortiOS versions 7.4.1 and below, 7.2.6 and below, and 7.0.12 and below when configured with FortiAuthenticator in HA.

  • What type of vulnerability is CVE-2023-46717?

    CVE-2023-46717 is an improper authentication vulnerability categorized under CWE-287.

  • Can a readonly user escalate privileges due to CVE-2023-46717?

    Yes, a readonly user may gain unauthorized read-write access through repeated login attempts due to CVE-2023-46717.

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