Vulnerability Description
Due to a Missing Authorization weakness and Insufficient Granularity of Access Control in a specific device configuration, a vulnerability exists in Juniper Networks Junos OS on SRX Series whereby an attacker who attempts to access J-Web administrative interfaces can successfully do so from any device interface regardless of the web-management configuration and filter rules which may otherwise protect access to J-Web. This issue affects: Juniper Networks Junos OS SRX Series 20.4 version 20.4R1 and later versions prior to 20.4R2-S1, 20.4R3; 21.1 versions prior to 21.1R1-S1, 21.1R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Juniper | Junos | 20.4 |
| Juniper | Srx1500 | - |
| Juniper | Srx300 | - |
| Juniper | Srx4100 | - |
| Juniper | Srx4200 | - |
| Juniper | Srx4600 | - |
| Juniper | Srx5400 | - |
| Juniper | Srx550 | - |
| Juniper | Srx5600 | - |
| Juniper | Srx5800 | - |
Related Weaknesses (CWE)
References
- https://kb.juniper.net/Permissions Required
- https://kb.juniper.net/InfoCenter/index?page=content&id=JSA11252Vendor Advisory
- https://kb.juniper.net/Permissions Required
FAQ
What is CVE-2021-31384?
CVE-2021-31384 is a vulnerability with a CVSS score of 7.2 (HIGH). Due to a Missing Authorization weakness and Insufficient Granularity of Access Control in a specific device configuration, a vulnerability exists in Juniper Networks Junos OS on SRX Series whereby an ...
How severe is CVE-2021-31384?
CVE-2021-31384 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-31384?
Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos, Juniper Srx1500, Juniper Srx300, Juniper Srx4100, Juniper Srx4200.