CVE-2021-23167 is an improper certificate validation vulnerability in the SMTP Client of Gallagher Command Centre, affecting versions 8.50 prior to 8.50.2048, 8.40 prior to 8.40.2063, 8.30 prior to 8.30.1454, and all 8.20 and prior versions. This medium-severity vulnerability (CVSS 6.8) allows a man-in-the-middle attack to retrieve sensitive information from the Command Centre Server, requiring high attack complexity but no user interaction. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 8.20CPE matchmatch criteria | cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:* | ||
>= 8.30, < 8.30.1454CPE matchmatch criteria | cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:* | ||
>= 8.40, < 8.40.2063CPE matchmatch criteria | cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:* | ||
>= 8.50, < 8.50.2048CPE matchmatch criteria | cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.