Fortinet FortiOS/FortiPAM/FortiProxy SSL-VPN Portal session expiration

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Fortinet FortiOS, FortiPAM and FortiProxy. This impacts an unknown function of the component SSL-VPN Portal. Performing a manipulation results in session expiration. This vulnerability is identified as CVE-2024-50562. The attack can be initiated remotely. Additionally, an exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Fortinet FortiOS, FortiPAM and FortiProxy (affected version unknown). It has been classified as problematic. This affects an unknown functionality of the component SSL-VPN Portal. The manipulation with an unknown input leads to a session expiration vulnerability. CWE is classifying the issue as CWE-613. According to WASC, "Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization." This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An Insufficient Session Expiration vulnerability [CWE-613] in FortiOS SSL-VPN version 7.6.0, version 7.4.6 and below, version 7.2.10 and below, 7.0 all versions, 6.4 all versions may allow an attacker in possession of a cookie used to log in the SSL-VPN portal to log in again, although the session has expired or was logged out.

It is possible to read the advisory at fortiguard.fortinet.com. This vulnerability is uniquely identified as CVE-2024-50562 since 10/24/2024. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 238114 (Fortinet Fortigate Insufficient Session Expiration in SSL-VPN cookie (FG-IR-24-339)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (52336) and Tenable (238114). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.6
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.8
CNA Vector (fortinet): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Session expiration
CWE: CWE-613
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 238114
Nessus Name: Fortinet Fortigate Insufficient Session Expiration in SSL-VPN cookie (FG-IR-24-339)

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/24/2024 🔍
06/10/2025 +229 days 🔍
06/10/2025 +0 days 🔍
07/25/2025 +45 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: FG-IR-24-339
Status: Confirmed

CVE: CVE-2024-50562 (🔍)
GCVE (CVE): GCVE-0-2024-50562
GCVE (VulDB): GCVE-100-311991
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/10/2025 19:42
Updated: 07/25/2025 17:34
Changes: 06/10/2025 19:42 (63), 06/11/2025 18:30 (2), 06/21/2025 19:01 (11), 07/25/2025 17:34 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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