high
7.5
CWE
476
Advisory Published
Updated

CVE-2022-22232: SRX Series: If Unified Threat Management (UTM) Enhanced Content Filtering (CF) is enabled and specific traffic is processed the PFE will crash

First published: Wed Oct 12 2022(Updated: )

A NULL Pointer Dereference vulnerability in the Packet Forwarding Engine of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). On SRX Series If Unified Threat Management (UTM) Enhanced Content Filtering (CF) is enabled and specific transit traffic is processed the PFE will crash and restart. This issue affects Juniper Networks Junos OS: 21.4 versions prior to 21.4R1-S2, 21.4R2 on SRX Series; 22.1 versions prior to 22.1R1-S1, 22.1R2 on SRX Series. This issue does not affect Juniper Networks Junos OS versions prior to 21.4R1.

Credit: sirt@juniper.net

Affected SoftwareAffected VersionHow to fix
Juniper JUNOS=21.4
Juniper JUNOS=21.4-r1
Juniper JUNOS=21.4-r1-s1
Juniper JUNOS=22.1-r1
Juniper Srx100
Juniper Srx110
Juniper Srx1400
Juniper Srx1500
Juniper Srx210
Juniper Srx220
Juniper Srx240
Juniper Srx240h2
Juniper Srx240m
Juniper Srx300
Juniper Srx320
Juniper Srx340
Juniper Srx3400
Juniper Srx345
Juniper Srx3600
Juniper Srx380
Juniper Srx4000
Juniper Srx4100
Juniper Srx4200
Juniper Srx4600
Juniper Srx5000
Juniper Srx5400
Juniper Srx550
Juniper Srx550 Hm
Juniper Srx550m
Juniper Srx5600
Juniper Srx5800
Juniper Srx650

Remedy

The following software releases have been updated to resolve this specific issue: Junos OS: 21.4R1-S2, 21.4R2, 22.1R1-S1 22.1R2, 22.2R1, and all subsequent releases.

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Reference Links

Frequently Asked Questions

  • What is CVE-2022-22232?

    CVE-2022-22232 is a NULL Pointer Dereference vulnerability in the Packet Forwarding Engine of Juniper Networks Junos OS on SRX Series, which allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS).

  • Which software versions are affected by CVE-2022-22232?

    CVE-2022-22232 affects Juniper Networks Junos OS versions 21.4, 21.4-r1, 21.4-r1-s1, and 22.1-r1 on SRX Series.

  • How severe is CVE-2022-22232?

    CVE-2022-22232 has a severity score of 7.5 (high).

  • How can I fix CVE-2022-22232?

    To fix CVE-2022-22232, it is recommended to apply the relevant security patches provided by Juniper Networks.

  • Where can I find more information about CVE-2022-22232?

    You can find more information about CVE-2022-22232 on Juniper Networks' Knowledge Base at the following link: https://kb.juniper.net/JSA69886

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