Article Detail

Product Affected

This issue affects Junos Space Security Director managed vSRX Series, SRX Series devices.

Severity

High

Severity Assessment (CVSS) Score

CVSS: v3.1: 8.6 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N)
CVSS: v4.0: 7.7 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:H/SA:N/AU:Y/R:A/V:C/RE:M/U:Green)

Problem

A Missing Authorization vulnerability in the Juniper Networks Junos Space Security Director allows an unauthenticated network-based attacker to read or modify metadata via the web interface.

Tampering with this metadata can result in managed SRX Series devices permitting network traffic that should otherwise be blocked by policy, effectively bypassing intended security controls.

This issue affects Junos Space Security Director

all versions prior to 24.1R3 Patch V4

This issue does not affect managed cSRX Series devices.

Required Configuration for Exposure:
Create a Metadata using the Create Metadata administrative page.

Juniper SIRT is not aware of any malicious exploitation of these vulnerabilities.

This issue was seen during production usage.

Solution

The following software releases have been updated to resolve this specific issue:

Junos Space Security Director: 24.1R3 Patch V4, 24.1R4 and all subsequent releases.

This issue is being tracked as 1867545 which is visible on the Customer Support website.

Note: Juniper SIRT's policy is not to evaluate releases which are beyond End of Engineering (EOE) or End of Life (EOL).

Workaround

There are no known workarounds for this issue.
To reduce the risk of exploitation, enable access control lists (ACLs) and other filtering mechanisms to limit access to the device only from trusted users, hosts and networks.

Severity Assessment

Information for how Juniper Networks uses CVSS can be found at KB 16446 [juniper.net], "Common Vulnerability Scoring System (CVSS) and Juniper's Security Advisories."

Modification History