Is CVE-2023-6259 in the CISA KEV catalog?

No. CVE-2023-6259 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-6259?

CVE-2023-6259 has a CVSS v3 base score of 7.1 (HIGH).

What is the EPSS score for CVE-2023-6259?

CVE-2023-6259 has an EPSS score of 0.24% (14th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-6259?

Upgrade acs100 firmware to 6.2.4.3 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2023-6259

HIGH

7.1

CVSS v3

NVD

Description

Insufficiently Protected Credentials, : Improper Access Control vulnerability in Brivo ACS100, ACS300 allows Password Recovery Exploitation, Bypassing Physical Security.This issue affects ACS100, ACS300: from 5.2.4 before 6.2.4.3.

CWE-284Improper Access Control CWE-522

How to fix

Remediation Available

acs100 firmwareNVD

Affected:>= 5.2.4, < 6.2.4.3Fixed in:6.2.4.3CVE-2023-6259derived from NVD

acs300 firmwareNVD

Affected:>= 5.2.4, < 6.2.4.3Fixed in:6.2.4.3CVE-2023-6259derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorPhysical

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.24%probability of exploitation in 30 days

14thpercentile

Low risk: more likely to be exploited than 14% of all known CVEs.

References

Third-Party Advisory1

sra.io

Release Notes1

support.brivo.com

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-04-01.