Rapid7 Vulnerability & Exploit Database

Juniper Junos OS: 2021-04 Security Bulletin: Junos OS: ACX500 Series, ACX4000 Series: Denial of Service due to FFEB crash while processing high rate of specific packets. (JSA11128) (CVE-2021-0233)

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Juniper Junos OS: 2021-04 Security Bulletin: Junos OS: ACX500 Series, ACX4000 Series: Denial of Service due to FFEB crash while processing high rate of specific packets. (JSA11128) (CVE-2021-0233)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
04/16/2021
Created
04/16/2021
Added
04/16/2021
Modified
04/29/2021

Description

A vulnerability in Juniper Networks Junos OS ACX500 Series, ACX4000 Series, may allow an attacker to cause a Denial of Service (DoS) by sending a high rate of specific packets to the device, resulting in a Forwarding Engine Board (FFEB) crash. Continued receipt of these packets will sustain the Denial of Service (DoS) condition. This issue affects Juniper Networks Junos OS on ACX500 Series, ACX4000 Series: 17.4 versions prior to 17.4R3-S2.

Solution(s)

  • juniper-junos-os-upgrade-latest

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