Gallagher Controller 6000/Controller 7000 OSDP Message buffer size

CVSS Meta Temp Score
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CTI Interest Score
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4.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Gallagher Controller 6000 and Controller 7000. It has been rated as problematic. Affected by this vulnerability is an unknown functionality of the component OSDP Message Handler. This manipulation causes buffer size. This vulnerability appears as CVE-2024-39808. It is feasible to perform the attack on the physical device. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Gallagher Controller 6000 and Controller 7000 and classified as problematic. Affected by this vulnerability is an unknown function of the component OSDP Message Handler. The manipulation with an unknown input leads to a buffer size vulnerability. The CWE definition for the vulnerability is CWE-131. The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow. As an impact it is known to affect availability. The summary by CVE is:

Incorrect Calculation of Buffer Size (CWE-131) in the Controller 6000 and Controller 7000 OSDP message handling, allows an attacker with physical access to Controller wiring to instigate a reboot leading to a denial of service. This issue affects: Controller 6000 and Controller 7000 9.10 prior to vCR9.10.240816a (distributed in 9.10.1530 (MR2)), 9.00 prior to vCR9.00.240816a (distributed in 9.00.2168 (MR4)), 8.90 prior to vCR8.90.240816a (distributed in 8.90.2155 (MR5)), 8.80 prior to vCR8.80.240816b (distributed in 8.80.1938 (MR6)), all versions of 8.70 and prior.

It is possible to read the advisory at security.gallagher.com. This vulnerability is known as CVE-2024-39808 since 08/28/2024. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading to version CR8.80.240816b, CR8.90.240816a, CR9.00.240816a or CR9.10.240816a eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.5

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.6
CNA Vector (Gallagher): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer size
CWE: CWE-131 / CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

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: Controller 6000/Controller 7000 CR8.80.240816b/CR8.90.240816a/CR9.00.240816a/CR9.10.240816a

Timelineinfo

08/28/2024 🔍
09/11/2024 +14 days 🔍
09/11/2024 +0 days 🔍
09/12/2024 +1 days 🔍

Sourcesinfo

Advisory: security.gallagher.com
Status: Confirmed

CVE: CVE-2024-39808 (🔍)
GCVE (CVE): GCVE-0-2024-39808
GCVE (VulDB): GCVE-100-277123

Entryinfo

Created: 09/11/2024 06:22
Updated: 09/12/2024 08:46
Changes: 09/11/2024 06:22 (62), 09/12/2024 08:46 (1)
Complete: 🔍
Cache ID: 216::103

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