What is CVE-2024-20509?

CVE-2024-20509 is a medium-severity vulnerability in Cisco Meraki Mx Firmware, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.8/10. Published 2024-10-02.

How severe is CVE-2024-20509?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Vulnerability in Cisco Meraki Mx Firmware

CVE-2024-20509

A vulnerability in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to hijack an AnyConnect VPN session or cause a denial of service (Do…

Vulnerability class: Race Condition

EPSS: 0.004 (28.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.

Affected products

Cisco Meraki Mx Firmware — versions -16-2, -16-3, -16-4
Cisco Meraki_mx100
Cisco Meraki_mx100_firmware
Cisco Meraki_mx105
Cisco Meraki_mx105_firmware
Cisco Meraki_mx250
Cisco Meraki_mx250_firmware
Cisco Meraki_mx400
Cisco Meraki_mx400_firmware
Cisco Meraki_mx450

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

psirt@cisco.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-20509?: CVE-2024-20509 is a medium-severity vulnerability in Cisco Meraki Mx Firmware, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.8/10. Published 2024-10-02.
How severe is CVE-2024-20509?: Medium severity. CVSS v3 base score is 5.8 out of 10.