Juniper Junos OS on MX Packet Forwarding Engine exposure of resource

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Juniper Junos OS on MX. It has been declared as problematic. Impacted is an unknown function of the component Packet Forwarding Engine. Such manipulation leads to exposure of resource. This vulnerability is listed as CVE-2024-21597. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Juniper Junos OS on MX (Router Operating System) (version now known). Affected by this issue is some unknown processing of the component Packet Forwarding Engine. The manipulation with an unknown input leads to a exposure of resource vulnerability. Using CWE to declare the problem leads to CWE-668. The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource. Impacted is integrity. CVE summarizes:

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. In an Abstracted Fabric (AF) scenario if routing-instances (RI) are configured, specific valid traffic destined to the device can bypass the configured lo0 firewall filters as it's received in the wrong RI context. This issue affects Juniper Networks Junos OS on MX Series: * All versions earlier than 20.4R3-S9; * 21.2 versions earlier than 21.2R3-S3; * 21.4 versions earlier than 21.4R3-S5; * 22.1 versions earlier than 22.1R3; * 22.2 versions earlier than 22.2R3; * 22.3 versions earlier than 22.3R2.

The weakness was presented 01/12/2024 as JSA75738. The advisory is shared for download at supportportal.juniper.net. This vulnerability is handled as CVE-2024-21597 since 12/27/2023. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (Juniper Networks, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Exposure of resource
CWE: CWE-668 / CWE-200 / CWE-284
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/27/2023 🔍
01/12/2024 +16 days 🔍
01/12/2024 +0 days 🔍
01/30/2024 +18 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA75738
Status: Confirmed

CVE: CVE-2024-21597 (🔍)
GCVE (CVE): GCVE-0-2024-21597
GCVE (VulDB): GCVE-100-250508

Entryinfo

Created: 01/12/2024 07:20
Updated: 01/30/2024 18:12
Changes: 01/12/2024 07:20 (50), 01/30/2024 18:12 (11)
Complete: 🔍
Cache ID: 216::103

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