What is CVE-2021-23155?

CVE-2021-23155 is a critical-severity vulnerability in Gallagher Command Centre Mobile Client For Android, classified under Improper Following of a Certificate's Chain of Trust. CVSS score: 9.0/10. Published 2021-11-18.

How severe is CVE-2021-23155?

Critical severity. CVSS v3 base score is 9.0 out of 10.

Vulnerability in Gallagher Command Centre Mobile Client For Android

CVE-2021-23155

Improper validation of the cloud certificate chain in Mobile Client allows man-in-the-middle attack to impersonate the legitimate Command Centre Server. This issue affects: Gallagher Command Centre Mobile Client for Android 8.60 versions p…

EPSS: 0.001 (31.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Gallagher Command Centre Mobile Client For Android — versions unspecified, 8.60

Weakness classification (CWE)

CWE-296 — Improper Following of a Certificate's Chain of Trust

References

security.gallagher.com/Security-Advisories/CVE-2021-23155 (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-23155?: CVE-2021-23155 is a critical-severity vulnerability in Gallagher Command Centre Mobile Client For Android, classified under Improper Following of a Certificate's Chain of Trust. CVSS score: 9.0/10. Published 2021-11-18.
How severe is CVE-2021-23155?: Critical severity. CVSS v3 base score is 9.0 out of 10.