Vulnerability Description
An Unchecked Return Value to NULL Pointer Dereference vulnerability in Packet Forwarding Engine (PFE) of Juniper Networks Junos OS 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) and AntiVirus (AV) are enabled together and the system processes specific valid transit traffic the Packet Forwarding Engine (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. This issue does not affect Juniper Networks Junos OS versions prior to 21.4R1.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Juniper | Junos | 21.4 |
| Juniper | Srx1500 | - |
| Juniper | Srx4100 | - |
| Juniper | Srx4200 | - |
| Juniper | Srx4600 | - |
| Juniper | Srx5400 | - |
| Juniper | Srx550 | - |
| Juniper | Srx5600 | - |
| Juniper | Srx5800 | - |
Related Weaknesses (CWE)
References
- https://kb.juniper.net/JSA69885Vendor Advisory
- https://kb.juniper.net/JSA69885Vendor Advisory
FAQ
What is CVE-2022-22231?
CVE-2022-22231 is a vulnerability with a CVSS score of 7.5 (HIGH). An Unchecked Return Value to NULL Pointer Dereference vulnerability in Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause a Denial o...
How severe is CVE-2022-22231?
CVE-2022-22231 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-22231?
Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos, Juniper Srx1500, Juniper Srx4100, Juniper Srx4200, Juniper Srx4600.