QID 44166

Date Published: 2024-01-24

QID 44166: Juniper Network Operating System (Junos OS) Exposure of Resource to Wrong Sphere Vulnerability (JSA75738)

Juniper Junos is the network operating system used in Juniper Networks hardware systems.

CVE-2024-21597: An Exposure of Resource to Wrong Sphere vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on MX Series allows an unauthenticated, network-based attacker to bypass the intended access restrictions.

To be exposed to this issue node-slicing must be configured:
[ chassis network-slices guest-network-functions ]

Affected Versions:
Junos OS versions earlier than 20.4R3-S9.
Junos OS 21.2 versions earlier than 21.2R3-S3.
Junos OS 21.4 versions earlier than 21.4R3-S5.
Junos OS 22.1 versions earlier than 22.1R3.
Junos OS 22.2 versions earlier than 22.2R3.
Junos OS 22.3 versions earlier than 22.3R2.

QID detection logic: (Authenticated)
This QID checks for vulnerable Junos OS versions.

Successful exploitation of this vulnerability may allows an unauthenticated, network-based attacker to bypass the intended access restrictions.

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as Critical - 9.4 severity.

Solution

Vendor has released patch addressing the vulnerabilities, for more information please refer JSA75738

Vendor References

JSA75738 - supportportal.juniper.net/JSA75738

CVEs related to QID 44166

CVE-2024-21597 |

Software Advisories

Advisory ID	Software	Component	Link
JSA75738			supportportal.juniper.net/JSA75738

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