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

Description

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.

Remediation

Solution:

  • 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.

Workaround:

  • There are no known workarounds for this issue.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.22%
Vendor Advisory juniper.net
Affected: Juniper Networks Junos OS
Published at:
Updated at:

References

Link Tags
https://kb.juniper.net/JSA69886 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-22232?
CVE-2022-22232 has been scored as a high severity vulnerability.
How to fix CVE-2022-22232?
To fix CVE-2022-22232: 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.
Is CVE-2022-22232 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-22232 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-22232?
CVE-2022-22232 affects Juniper Networks Junos OS.
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