SB2023071177 - Insufficient session expiration in FortiOS API

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Main Vulnerability Database SB2023071177

SB2023071177 - Insufficient session expiration in FortiOS API

Published: July 11, 2023

Security Bulletin ID SB2023071177
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Insufficient Session Expiration (CVE-ID: CVE-2023-28001)

CWE-ID: CWE-613 - Insufficient Session Expiration

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to insufficient session expiration issue in FortiOS REST API, which results in a persistent websocket connection after deleting the API admin. A remote attacker can reuse the session of a deleted user and gain unauthorized access to the system.

Successful exploitation of the vulnerability requires knowledge of an API token.


Remediation

Install update from vendor's website.

References