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CVE-2025-23203

Icinga has rest API endpoints accessible to restricted users

5.5 MediumFix available

Icinga Director is an Icinga config deployment tool. A Security vulnerability has been found starting in version 1.0.0 and prior to 1.10.4 and 1.11.4 on several director endpoints of REST API. To reproduce this vulnerability an authenticated user with permission to access the Director is required (plus api access with regard to the api endpoints). And even though some of these Icinga Director users are restricted from accessing certain objects, are able to retrieve information related to them if their name is known. This makes it possible to change the configuration of these objects by those Icinga Director users restricted from accessing them. This results in further exploitation, data breaches and sensitive information disclosure. Affected endpoints include icingaweb2/director/service, if the host name is left out of the query; icingaweb2/directore/notification; icingaweb2/director/serviceset; and icingaweb2/director/scheduled-downtime. In addition, the endpoint icingaweb2/director/services?host=filteredHostName returns a status code 200 even though the services for the host is filtered. This in turn lets the restricted user know that the host filteredHostName exists even though the user is restricted from accessing it. This could again result in further exploitation of this information and data breaches. Icinga Director has patches in versions 1.10.4 and 1.11.4. If upgrading is not feasible, disable the director module for the users other than admin role for the time being.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
High
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
Low
Availability
None

Exploit likelihood

0.40%Up 0.4 points since Mar 27, 2025
90%50%10%1%

What each source reports

CVE List Score used 5.5

Icinga has rest API endpoints accessible to restricted users

Icinga Director is an Icinga config deployment tool. A Security vulnerability has been found starting in version 1.0.0 and prior to 1.10.4 and 1.11.4 on several director endpoints of REST API. To reproduce this vulnerability an authenticated user with permission to access the Director is required (plus api access with regard to the api endpoints). And even though some of these Icinga Director users are restricted from accessing certain objects, are able to retrieve information related to them if their name is known. This makes it possible to change the configuration of these objects by those Icinga Director users restricted from accessing them. This results in further exploitation, data breaches and sensitive information disclosure. Affected endpoints include icingaweb2/director/service, if the host name is left out of the query; icingaweb2/directore/notification; icingaweb2/director/serviceset; and icingaweb2/director/scheduled-downtime. In addition, the endpoint icingaweb2/director/services?host=filteredHostName returns a status code 200 even though the services for the host is filtered. This in turn lets the restricted user know that the host filteredHostName exists even though the user is restricted from accessing it. This could again result in further exploitation of this information and data breaches. Icinga Director has patches in versions 1.10.4 and 1.11.4. If upgrading is not feasible, disable the director module for the users other than admin role for the time being.

Record
CVE-2025-23203
CVSS 3.1
5.5 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Weakness
CWE-200, CWE-284
Updated
2026-11-02
EUVDEUVD-2025-8204 5.5

Icinga Director is an Icinga config deployment tool. A Security vulnerability has been found starting in version 1.0.0 and prior to 1.10.4 and 1.11.4 on several director endpoints of REST API. To reproduce this vulnerability an authenticated user with permission to access the Director is required (plus api access with regard to the api endpoints). And even though some of these Icinga Director users are restricted from accessing certain objects, are able to retrieve information related to them if their name is known. This makes it possible to change the configuration of these objects by those Icinga Director users restricted from accessing them. This results in further exploitation, data breaches and sensitive information disclosure. Affected endpoints include icingaweb2/director/service, if the host name is left out of the query; icingaweb2/directore/notification; icingaweb2/director/serviceset; and icingaweb2/director/scheduled-downtime. In addition, the endpoint icingaweb2/director/services?host=filteredHostName returns a status code 200 even though the services for the host is filtered. This in turn lets the restricted user know that the host filteredHostName exists even though the user is restricted from accessing it. This could again result in further exploitation of this information and data breaches. Icinga Director has patches in versions 1.10.4 and 1.11.4. If upgrading is not feasible, disable the director module for the users other than admin role for the time being.

Record
EUVD-2025-8204
CVSS 3.1
5.5 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Updated
2026-11-02
NVD 5.5

Icinga Director is an Icinga config deployment tool. A Security vulnerability has been found starting in version 1.0.0 and prior to 1.10.4 and 1.11.4 on several director endpoints of REST API. To reproduce this vulnerability an authenticated user with permission to access the Director is required (plus api access with regard to the api endpoints). And even though some of these Icinga Director users are restricted from accessing certain objects, are able to retrieve information related to them if their name is known. This makes it possible to change the configuration of these objects by those Icinga Director users restricted from accessing them. This results in further exploitation, data breaches and sensitive information disclosure. Affected endpoints include icingaweb2/director/service, if the host name is left out of the query; icingaweb2/directore/notification; icingaweb2/director/serviceset; and icingaweb2/director/scheduled-downtime. In addition, the endpoint icingaweb2/director/services?host=filteredHostName returns a status code 200 even though the services for the host is filtered. This in turn lets the restricted user know that the host filteredHostName exists even though the user is restricted from accessing it. This could again result in further exploitation of this information and data breaches. Icinga Director has patches in versions 1.10.4 and 1.11.4. If upgrading is not feasible, disable the director module for the users other than admin role for the time being.

Record
CVE-2025-23203
CVSS 3.1
5.5 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Weakness
CWE-200, CWE-284
Updated
2026-11-02
OSV 5.5

Icinga has rest API endpoints accessible to restricted users

Icinga Director is an Icinga config deployment tool. A Security vulnerability has been found starting in version 1.0.0 and prior to 1.10.4 and 1.11.4 on several director endpoints of REST API. To reproduce this vulnerability an authenticated user with permission to access the Director is required (plus api access with regard to the api endpoints). And even though some of these Icinga Director users are restricted from accessing certain objects, are able to retrieve information related to them if their name is known. This makes it possible to change the configuration of these objects by those Icinga Director users restricted from accessing them. This results in further exploitation, data breaches and sensitive information disclosure. Affected endpoints include icingaweb2/director/service, if the host name is left out of the query; icingaweb2/directore/notification; icingaweb2/director/serviceset; and icingaweb2/director/scheduled-downtime. In addition, the endpoint icingaweb2/director/services?host=filteredHostName returns a status code 200 even though the services for the host is filtered. This in turn lets the restricted user know that the host filteredHostName exists even though the user is restricted from accessing it. This could again result in further exploitation of this information and data breaches. Icinga Director has patches in versions 1.10.4 and 1.11.4. If upgrading is not feasible, disable the director module for the users other than admin role for the time being.

Record
CVE-2025-23203
CVSS 3.1
5.5 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Weakness
CWE-200, CWE-284
Updated
2026-11-02
OSVDEBIAN-CVE-2025-23203 5.5

Icinga Director is an Icinga config deployment tool. A Security vulnerability has been found starting in version 1.0.0 and prior to 1.10.4 and 1.11.4 on several director endpoints of REST API. To reproduce this vulnerability an authenticated user with permission to access the Director is required (plus api access with regard to the api endpoints). And even though some of these Icinga Director users are restricted from accessing certain objects, are able to retrieve information related to them if their name is known. This makes it possible to change the configuration of these objects by those Icinga Director users restricted from accessing them. This results in further exploitation, data breaches and sensitive information disclosure. Affected endpoints include icingaweb2/director/service, if the host name is left out of the query; icingaweb2/directore/notification; icingaweb2/director/serviceset; and icingaweb2/director/scheduled-downtime. In addition, the endpoint icingaweb2/director/services?host=filteredHostName returns a status code 200 even though the services for the host is filtered. This in turn lets the restricted user know that the host filteredHostName exists even though the user is restricted from accessing it. This could again result in further exploitation of this information and data breaches. Icinga Director has patches in versions 1.10.4 and 1.11.4. If upgrading is not feasible, disable the director module for the users other than admin role for the time being.

Record
DEBIAN-CVE-2025-23203
CVSS 3.1
5.5 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2025-23203 5.5

Icinga Director is an Icinga config deployment tool. A Security vulnerability has been found starting in version 1.0.0 and prior to 1.10.4 and 1.11.4 on several director endpoints of REST API. To reproduce this vulnerability an authenticated user with permission to access the Director is required (plus api access with regard to the api endpoints). And even though some of these Icinga Director users are restricted from accessing certain objects, are able to retrieve information related to them if their name is known. This makes it possible to change the configuration of these objects by those Icinga Director users restricted from accessing them. This results in further exploitation, data breaches and sensitive information disclosure. Affected endpoints include icingaweb2/director/service, if the host name is left out of the query; icingaweb2/directore/notification; icingaweb2/director/serviceset; and icingaweb2/director/scheduled-downtime. In addition, the endpoint icingaweb2/director/services?host=filteredHostName returns a status code 200 even though the services for the host is filtered. This in turn lets the restricted user know that the host filteredHostName exists even though the user is restricted from accessing it. This could again result in further exploitation of this information and data breaches. Icinga Director has patches in versions 1.10.4 and 1.11.4. If upgrading is not feasible, disable the director module for the users other than admin role for the time being.

Record
UBUNTU-CVE-2025-23203
CVSS 3.1
5.5 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
icingaweb2-module-director
Debian:12
All versions, plus listed versions
1.10.2-11.10.2-21.11.1-11.11.4-11.11.5-1
Show 5 moreShow less
1.11.5-21.11.6-11.11.8-11.11.9-11.11.9-2
None known
icingaweb2-module-director
Debian:13
before 1.11.4-1
1.11.4-1
icingaweb2-module-director
Debian:14
before 1.11.4-1
1.11.4-1
icingaweb2-module-director
Ubuntu:20.04:LTS
All versions, plus listed versions
1.6.0-1
None known
icingaweb2-module-director
Ubuntu:22.04:LTS
All versions, plus listed versions
1.8.1-11.8.1-2
None known
icingaweb2-module-director
Ubuntu:24.04:LTS
All versions, plus listed versions
1.10.2-11.10.2-2
None known
icingaweb2-module-director
Ubuntu:25.10
All versions, plus listed versions
1.11.1-11.11.4-1
None known
icingaweb2-module-director
Ubuntu:26.10
All versions, plus listed versions
1.11.5-21.11.8-11.11.9-11.11.9-2
None known
icingaweb2-module-director
Ubuntu:26.04:LTS
All versions, plus listed versions
1.11.4-11.11.5-2
None known

History

History
RecordedChangedSources
first indexedCVE List, EUVD, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-23203 is a medium vulnerability (CVSS 5.5) in Icinga Icingaweb2-module-director, published March 26, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 34th percentile. Fixed in icingaweb2-module-director 1.11.4-1.

References

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