CVE-2023-21405: Denial-of-Service vulnerability in Axis Network Door Controller's and Axis Network Intercom's OSDP communication
Knud from Fraktal.fi has found a flaw in some Axis Network Door Controllers and Axis Network Intercoms when communicating over OSDP, highlighting that the OSDP message parser crashes the pacsiod process, causing a temporary unavailability of the door-controlling functionalities meaning that doors cannot be opened or closed. No sensitive or customer data can be extracted as the Axis device is not further compromised. Please refer to the Axis security advisory for more information, mitigation and affected products and software versions.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID of this flaw?
The vulnerability ID is CVE-2023-21405.
What is the severity level of CVE-2023-21405?
The severity level of CVE-2023-21405 is medium with a score of 6.5.
Which Axis products are affected by CVE-2023-21405?
Axis A1001 Firmware (up to version 1.65.4), Axis A1210 (version 11.0 to 11.6.16.0), Axis A1601 Firmware (up to version 1.84.4), Axis A1601 Firmware (version 10.0 to 10.12.171.0 and version 11.0 to 11.6.16.0), Axis A1610 (version 10.0 to 10.12.171.0 and version 11.0 to 11.6.16.0), and Axis Axis Os (up to version 10.12.178 and version 11.0 to 11.5.53) are affected by CVE-2023-21405.
What is the impact of the vulnerability?
The vulnerability causes a temporary unavailability of the door-controlling functionalities in Axis Network Door Controllers and Axis Network Intercoms when communicating over OSDP.
Is there a fix available for CVE-2023-21405?
Please refer to the official Axis documentation and apply the recommended firmware patches or updates to mitigate the vulnerability.