Find detailed insights into CVE-2023-44204 affecting Junos OS and Junos OS Evolved. Learn about the impact, affected systems, exploitation mechanism, mitigation steps, and update solutions.
An in-depth look at the vulnerability in Junos OS and Junos OS Evolved that results in the rpd crashing upon receiving a malformed BGP UPDATE message.
Understanding CVE-2023-44204
This article provides detailed insights into CVE-2023-44204 affecting Junos OS and Junos OS Evolved.
What is CVE-2023-44204?
An Improper Validation of Syntactic Correctness of Input vulnerability in Routing Protocol Daemon (rpd) Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS).
The Impact of CVE-2023-44204
When a malformed BGP UPDATE packet is received over an established BGP session, the rpd crashes and restarts. This issue impacts both eBGP and iBGP implementations of Juniper Networks Junos OS and Junos OS Evolved.
Technical Details of CVE-2023-44204
Get insights into the vulnerability's description, affected systems, versions, and exploitation mechanism.
Vulnerability Description
The vulnerability allows an unauthenticated attacker to trigger a DoS by sending a malformed BGP UPDATE packet to the rpd service.
Affected Systems and Versions
Exploitation Mechanism
Juniper SIRT has not detected any malicious exploitation of this vulnerability.
Mitigation and Prevention
Learn about the immediate steps to take and long-term security practices to safeguard systems.
Immediate Steps to Take
There are no known workarounds for this issue.
Long-Term Security Practices
Update to the latest software releases provided by Juniper Networks to address the vulnerability.
Patching and Updates
The following software releases have been updated to resolve the issue:
For more information, refer to the Juniper Networks vendor advisory.