CVE-2020-16097

Name: CVE-2020-16097
Creator: NVD / NIST
Published: 2020-09-15T14:15:13.753+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.6/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2020-16097 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. On controllers running versions of v8.20 prior to vCR8.20.200221b (distributed in v8.20.1093(MR2)), v8.10 prior to vGR8.10.179 (distributed in v8.10.1211(MR5)), v8.00 prior to vGR8.00.165 (Distributed in v8.00.1228(MR6)), v7.90 prior to vGR7.90.165 (distributed in v7.90.1038(MRX)), v7.80 or earlier, It is possible to retrieve site keys used for securing MIFARE Plus and Desfire using debug ports on T Series readers.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

On controllers running versions of v8.20 prior to vCR8.20.200221b (distributed in v8.20.1093(MR2)), v8.10 prior to vGR8.10.179 (distributed in v8.10.1211(MR5)), v8.00 prior to vGR8.00.165 (Distributed in v8.00.1228(MR6)), v7.90 prior to vGR7.90.165 (distributed in v7.90.1038(MRX)), v7.80 or earlier, It is possible to retrieve site keys used for securing MIFARE Plus and Desfire using debug ports on T Series readers.

Metrics

CVSS 3.1

4.6/10

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.31%

22.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-522

Affected Software

Vendor	Product	Versions
Gallagher	Command Centre	>= 7.90, < 7.90.1038
Gallagher	Command Centre	>= 8.00, < 8.00.1228
Gallagher	Command Centre	>= 8.10, < 8.10.1211
Gallagher	Command Centre	>= 8.20, < 8.20.1093
Gallagher	Command Centre	7.90.1038
Gallagher	Command Centre	8.00.1228
Gallagher	Command Centre	8.10.1211
Gallagher	Command Centre	8.20.1093

References

https://security.gallagher.com/Security-Advisories/CVE-2020-16097Vendor Advisory
https://security.gallagher.com/Security-Advisories/CVE-2020-16097Vendor Advisory

Timeline

Published: Sep 15, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-16097?

How severe is CVE-2020-16097?

CVE-2020-16097 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2020-16097?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-16097?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST