CVE-2023-28985: SRX Series and MX Series: An FPC core is observed when IDP is enabled on the device and a specific malformed SSL packet is received
An Improper Validation of Syntactic Correctness of Input vulnerability in Intrusion Detection and Prevention (IDP) of Juniper Networks SRX Series and MX Series allows an unauthenticated, network-based attacker to cause Denial of Service (DoS). Continued receipt of this specific packet will cause a sustained Denial of Service condition.
On all SRX Series and MX Series platforms, where IDP is enabled and a specific malformed SSL packet is received, the SSL detector crashes leading to an FPC core.
This issue affects Juniper Networks SRX Series and MX Series prior to SigPack 3598.
In order to identify the current SigPack version, following command can be used:
user@junos# show security idp security-package-version
Affected Software
Remediation
Information
Event History
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2023-28985.
What is the severity of CVE-2023-28985?
The severity of CVE-2023-28985 is high.
Which products are affected by CVE-2023-28985?
Intrusion Detection and Prevention (IDP) of Juniper Networks SRX Series and MX Series are affected by CVE-2023-28985.
What is the impact of CVE-2023-28985?
CVE-2023-28985 allows an unauthenticated, network-based attacker to cause Denial of Service (DoS).
How can I fix CVE-2023-28985?
Refer to the Juniper Networks support portal for instructions on how to mitigate CVE-2023-28985.