CVE-2024-22383

State: Published
Severity: 6.2 Medium
Published: Mar 5, 2024
Updated: Aug 1, 2024
Reserved: Feb 5, 2024

Description

Missing release of resource after effective lifetime (CWE-772) in the Controller 7000 resulted in HBUS connected T-Series readers to not automatically recover after coming under attack over the RS-485 interface, resulting in a persistent denial of service.

This issue affects: All variants of the Gallagher Controller 7000 9.00 prior to vCR9.00.231204b (distributed in 9.00.1507(MR1)), 8.90 prior to vCR8.90.240209b (distributed in 8.90.1751 (MR3)), 8.80 prior to vCR8.80.240209a (distributed in 8.80.1526 (MR4)), 8.70 prior to vCR8.70.240209a (distributed in 8.70.2526 (MR6)).

Scores

CVSS	Score	Vector	Source
3.1	6.2 Medium	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	Gallagher

Weaknesses

CWE-772 Missing Release of Resource after Effective Lifetime

Affected Products

Product	Versions
Controller 7000Gallagher	9.00 to before vCR9.00.231204bAffected 8.90 to before vCR8.90.240209bAffected 8.80 to before vCR8.80.240209aAffected 8.70 to before vCR8.70.240209aAffected

References

https://security.gallagher.com/en-NZ/Security-Advisories/CVE-2024-22383

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