Juniper Junos OS/Junos OS Evolved Packet Forwarding Engine resource control

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

A vulnerability was found in Juniper Junos OS and Junos OS Evolved (Router Operating System) (the affected version is unknown). It has been rated as critical. This issue affects an unknown code of the component Packet Forwarding Engine. The manipulation with an unknown input leads to a resource control vulnerability. Using CWE to declare the problem leads to CWE-664. The product does not maintain or incorrectly maintains control over a resource throughout its lifetime of creation, use, and release. Impacted is availability. The summary by CVE is:

An Improper Control of a Resource Through its Lifetime vulnerability in Packet Forwarding Engine (PFE) of Juniper Networks Junos OS and Junos OS Evolved allows unauthenticated adjacent attacker to cause a Denial of Service (DoS). In an EVPN-MPLS scenario, if MAC is learned locally on an access interface but later a request to delete is received indicating that the MAC was learnt remotely, this can lead to memory corruption which can result in line card crash and reload. This issue affects: Juniper Networks Junos OS All versions 17.3R1 and later versions prior to 19.2R3-S5; 19.3 versions prior to 19.3R3-S5; 19.4 versions prior to 19.4R2-S6, 19.4R3-S8; 20.1 version 20.1R1 and later versions; 20.2 versions prior to 20.2R3-S4; 20.3 versions prior to 20.3R3-S3; 20.4 versions prior to 20.4R3-S3; 21.1 versions prior to 21.1R3-S1; 21.2 versions prior to 21.2R3; 21.3 versions prior to 21.3R2; 21.4 versions prior to 21.4R1-S1, 21.4R2. Juniper Networks Junos OS Evolved All versions prior to 20.4R3-S3-EVO; 21.1-EVO version 21.1R1-EVO and later versions; 21.2-EVO versions prior to 21.2R3-EVO; 21.3-EVO versions prior to 21.3R2-EVO; 21.4-EVO versions prior to 21.4R1-S1-EVO, 21.4R2-EVO. This issue does not affect Juniper Networks Junos OS versions prior to 17.3R1.

The weakness was presented 10/18/2022 as JSA69907. It is possible to read the advisory at kb.juniper.net. The identification of this vulnerability is CVE-2022-22250 since 12/21/2021. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (Juniper Networks, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Resource control
CWE: CWE-664
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/21/2021 🔍
10/18/2022 +300 days 🔍
10/18/2022 +0 days 🔍
10/18/2022 +0 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA69907
Status: Confirmed

CVE: CVE-2022-22250 (🔍)

Entryinfo

Created: 10/18/2022 08:20
Changes: 10/18/2022 08:20 (50)
Complete: 🔍

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