Dormakaba Kaba exos 9300 up to 4.3.x RPC Service FSMobilePhoneInterface.exe hard-coded credentials

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Dormakaba Kaba exos 9300 up to 4.3.x. It has been rated as critical. Impacted is an unknown function of the file FSMobilePhoneInterface.exe of the component RPC Service. This manipulation causes hard-coded credentials. This vulnerability appears as CVE-2025-59092. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Dormakaba Kaba exos 9300 up to 4.3.x. It has been declared as critical. Affected by this vulnerability is an unknown function of the file FSMobilePhoneInterface.exe of the component RPC Service. 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 confidentiality, integrity, and availability. The summary by CVE is:

An RPC service, which is part of exos 9300, is reachable on port 4000, run by the process FSMobilePhoneInterface.exe. This service is used for interprocess communication between services and the Kaba exos 9300 GUI, containing status information about the Access Managers. Interacting with the service does not require any authentication. Therefore, it is possible to send arbitrary status information about door contacts etc. without prior authentication.

The weakness was presented by Clemens Stockenreitner and Werner Schober. The advisory is shared at r.sec-consult.com. This vulnerability is known as CVE-2025-59092 since 09/09/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1110.001 for this issue.

Upgrading to version 4.4.0 eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

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: 🔒

Upgrade: Kaba exos 9300 4.4.0

Timelineinfo

09/09/2025 CVE reserved
01/26/2026 +139 days Advisory disclosed
01/26/2026 +0 days VulDB entry created
01/26/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: r.sec-consult.com
Researcher: Clemens Stockenreitner, Werner Schober
Status: Confirmed

CVE: CVE-2025-59092 (🔒)
GCVE (CVE): GCVE-0-2025-59092
GCVE (VulDB): GCVE-100-342853

Entryinfo

Created: 01/26/2026 11:47
Changes: 01/26/2026 11:47 (69), 01/26/2026 11:48 (1)
Complete: 🔍
Cache ID: 216::103

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