CVE-2023-28985 HIGH

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

Vendor Juniper Networks
Product Junos OS
Weakness CWE-1286
Published July 14, 2023
Last update November 7, 2024

CVSS base score

7.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

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

Key dates

02Disclosure timeline

July 14, 2023 CVE published
November 7, 2024 Record updated