Fortinet FortiSIEM 5.2.6 Firmware Image hard-coded credentials

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in Fortinet FortiSIEM 5.2.6 and classified as critical. The impacted element is an unknown function of the component Firmware Image Handler. This manipulation causes hard-coded credentials. This vulnerability is handled as CVE-2019-17659. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Fortinet FortiSIEM 5.2.6 and classified as problematic. Affected by this vulnerability is an unknown part of the component Firmware Image Handler. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. The CWE definition for the vulnerability is CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. As an impact it is known to affect availability. The summary by CVE is:

A use of hard-coded cryptographic key vulnerability in FortiSIEM version 5.2.6 may allow a remote unauthenticated attacker to obtain SSH access to the supervisor as the restricted user "tunneluser" by leveraging knowledge of the private key from another installation or a firmware image.

It is possible to read the advisory at fortiguard.fortinet.com. This vulnerability is known as CVE-2019-17659 since 10/16/2019. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1110.001 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CNA Base Score: 3.7
CNA Vector (fortinet): 🔍

CVSSv2info

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

Exploitinginfo

Class: Hard-coded credentials
CWE: CWE-798 / CWE-259 / CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/16/2019 🔍
03/17/2025 +1979 days 🔍
03/17/2025 +0 days 🔍
07/15/2025 +120 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: FG-IR-19-296
Status: Confirmed

CVE: CVE-2019-17659 (🔍)
GCVE (CVE): GCVE-0-2019-17659
GCVE (VulDB): GCVE-100-299911

Entryinfo

Created: 03/17/2025 14:45
Updated: 07/15/2025 21:23
Changes: 03/17/2025 14:45 (64), 07/15/2025 21:23 (12)
Complete: 🔍
Cache ID: 216::103

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