CVE-2020-16098 : It is possible to enumerate access card credentials via an unauthenticated netwo

It is possible to enumerate access card credentials via an unauthenticated network connection to the server in versions of Command Centre v8.20 prior to v8.20.1166(MR3), versions of 8.10 prior to v8.10.1211(MR5), versions of 8.00 prior to v8.00.1228(MR6), all versions of 7.90 and earlier. These credentials can then be used to encode low security cards to be used by the system where insecure card technologies are supported.

Published 2020-09-15 14:15:14

Updated 2021-11-18 17:49:07

Source Gallagher Group Ltd.

View at NVD, CVE.org

Vulnerability category: BypassGain privilege

Products affected by CVE-2020-16098

Gallagher » Command Centre
Versions from including (>=) 8.10 and before (<) 8.10.1211
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
Matching versions
Gallagher » Command Centre
Versions from including (>=) 8.00 and before (<) 8.00.1228
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
Matching versions
Gallagher » Command Centre
Versions from including (>=) 8.20 and before (<) 8.20.1166
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
Matching versions
Gallagher » Command Centre
Versions from including (>=) 8.30 and before (<) 8.30.1236
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
Matching versions
Gallagher » Command Centre » Version: 8.00.1228
cpe:2.3:a:gallagher:command_centre:8.00.1228:-:*:*:*:*:*:*
Matching versions
Gallagher » Command Centre » Version: 8.10.1211
cpe:2.3:a:gallagher:command_centre:8.10.1211:-:*:*:*:*:*:*
Matching versions
Gallagher » Command Centre » Version: 8.20.1166
cpe:2.3:a:gallagher:command_centre:8.20.1166:-:*:*:*:*:*:*
Matching versions
Gallagher » Command Centre » Version: 8.30.1236
cpe:2.3:a:gallagher:command_centre:8.30.1236:-:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2020-16098

EPSS FAQ

0.31%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 66 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-16098

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	Gallagher Group Ltd.
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2020-16098

CWE-287 Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Assigned by: disclosures@gallagher.com (Secondary)
CWE-306 Missing Authentication for Critical Function

The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-16098

https://security.gallagher.com/Security-Advisories/CVE-2020-16098

CVE-2020-16098
Vendor Advisory

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Vulnerability Details : CVE-2020-16098

Products affected by CVE-2020-16098

Exploit prediction scoring system (EPSS) score for CVE-2020-16098

CVSS scores for CVE-2020-16098

CWE ids for CVE-2020-16098

References for CVE-2020-16098