CVE-2021-23167

Severity: High CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:L
Components affected: Command Centre Server
Version of Command Centre affected: 8.50 prior to 8.50.2048 (MR3), 8.40 prior to 8.40.2063 (MR4), 8.30 prior to 8.30.1454 (MR4), all versions of 8.20
Reported by: Gallagher
Active exploitation of vulnerability*: No
Description of vulnerability: Improper certificate validation vulnerability in SMTP Client allows man-in-the-middle attack to retrieve sensitive information from the Command Centre Server. This issue affects: Gallagher Command Centre 8.50 versions prior to vEL8.50.2048 (MR3), 8.40 prior to 8.40.2063 (MR4); 8.30 prior to 8.30.1454 (MR4); version 8.20 and prior versions.

Maintenance releases are now available for:

• v8.50 - v8.50.2048 (MR3)

• v8.40 - v8.40.2063 (MR4)

• v8.30 - v8.30.1454 (MR4) 

Important notes:

• These maintenance upgrades require the Command Centre server to be upgraded.

*This indicates whether Gallagher are aware of this being actively exploited against customer sites at the time of publication.