CVE-2023-22439 : Improper input validation of a large HTTP request in the Controller 6000 and Con

Improper input validation of a large HTTP request in the Controller 6000 and Controller 7000 optional diagnostic web interface (Port 80) can be used to perform a Denial of Service of the diagnostic web interface. This issue affects: Gallagher Controller 6000 and 7000 8.90 prior to vCR8.90.231204a (distributed in 8.90.1620 (MR2)), 8.80 prior to vCR8.80.231204a (distributed in 8.80.1369 (MR3)), 8.70 prior to vCR8.70.231204a (distributed in 8.70.2375 (MR5)), 8.60 prior to vCR8.60.231116a (distributed in 8.60.2550 (MR7)), all versions of 8.50 and prior.

Published 2023-12-18 22:15:08

Updated 2023-12-28 18:50:16

Source Gallagher Group Ltd.

View at NVD, CVE.org

Vulnerability category: Input validationDenial of service

Products affected by CVE-2023-22439

Gallagher » Command Centre
Versions from including (>=) 8.90 and before (<) 8.90.231204a
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gallagher » Controller 6000 » Version: N/A
When used together with: Gallagher » Controller 7000 » Version: N/A
Gallagher » Command Centre
Versions from including (>=) 8.60 and before (<) 8.60.231116a
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gallagher » Controller 6000 » Version: N/A
When used together with: Gallagher » Controller 7000 » Version: N/A
Gallagher » Command Centre
Versions up to, including, (<=) 8.50
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gallagher » Controller 6000 » Version: N/A
When used together with: Gallagher » Controller 7000 » Version: N/A
Gallagher » Command Centre
Versions from including (>=) 8.80 and before (<) 8.80.231204a
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gallagher » Controller 6000 » Version: N/A
When used together with: Gallagher » Controller 7000 » Version: N/A
Gallagher » Command Centre
Versions from including (>=) 8.70 and before (<) 8.70.231204a
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gallagher » Controller 6000 » Version: N/A
When used together with: Gallagher » Controller 7000 » Version: N/A
Gallagher » Controller 6000 Firmware
Versions from including (>=) 8.60 and before (<) 8.60.231116a
cpe:2.3:o:gallagher:controller_6000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gallagher » Controller 6000 » Version: N/A
Gallagher » Controller 6000 Firmware
Versions from including (>=) 8.70 and before (<) 8.70.231204a
cpe:2.3:o:gallagher:controller_6000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gallagher » Controller 6000 » Version: N/A
Gallagher » Controller 6000 Firmware
Versions up to, including, (<=) 8.50
cpe:2.3:o:gallagher:controller_6000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gallagher » Controller 6000 » Version: N/A
Gallagher » Controller 6000 Firmware
Versions from including (>=) 8.90 and before (<) 8.90.231204a
cpe:2.3:o:gallagher:controller_6000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gallagher » Controller 6000 » Version: N/A
Gallagher » Controller 6000 Firmware
Versions from including (>=) 8.80 and before (<) 8.80.231204a
cpe:2.3:o:gallagher:controller_6000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Gallagher » Controller 6000 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2023-22439

EPSS FAQ

0.06%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 16 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-22439

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.1	LOW	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L	1.6	1.4	Gallagher Group Ltd.
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: None Availability: Low
4.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L	2.8	1.4	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: None Availability: Low

CWE ids for CVE-2023-22439

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Assigned by:
- disclosures@gallagher.com (Secondary)
- nvd@nist.gov (Primary)

References for CVE-2023-22439

https://security.gallagher.com/Security-Advisories/CVE-2023-22439

CVE-2023-22439
Vendor Advisory

Jump to

Vulnerability Details : CVE-2023-22439

Products affected by CVE-2023-22439

Exploit prediction scoring system (EPSS) score for CVE-2023-22439

CVSS scores for CVE-2023-22439

CWE ids for CVE-2023-22439

References for CVE-2023-22439