Juniper Junos up to 19.1 denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Juniper Junos up to 19.1. It has been classified as problematic. This vulnerability affects unknown code. The manipulation leads to denial of service. This vulnerability is traded as CVE-2020-1626. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Juniper Junos up to 19.1 (Router Operating System) and classified as problematic. This issue affects an unknown code block. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

A vulnerability in Juniper Networks Junos OS Evolved may allow an attacker to cause a Denial of Service (DoS) by sending a high rate of specific packets to the device, resulting in a pfemand process crash. The pfemand process is responsible for packet forwarding on the device. By continuously sending the packet flood, an attacker can repeatedly crash the pfemand process causing a sustained Denial of Service. This issue can only be triggered by traffic sent to the device. Transit traffic does not cause this issue. This issue affects all version of Junos OS Evolved prior to 19.1R1-EVO.

The weakness was shared 04/08/2020. The identification of this vulnerability is CVE-2020-1626 since 11/04/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading to version 19.1R1-EVO eliminates this vulnerability.

The entries VDB-152973, VDB-152972, VDB-152971 and VDB-152970 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

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

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (Juniper Networks, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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: 🔍

Upgrade: Junos 19.1R1-EVO

Timelineinfo

11/04/2019 🔍
04/08/2020 +156 days 🔍
04/09/2020 +1 days 🔍
05/17/2024 +1499 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: tools.ietf.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-1626 (🔍)
GCVE (CVE): GCVE-0-2020-1626
GCVE (VulDB): GCVE-100-152969
See also: 🔍

Entryinfo

Created: 04/09/2020 10:19
Updated: 05/17/2024 19:02
Changes: 04/09/2020 10:19 (37), 04/09/2020 10:24 (12), 10/09/2020 11:58 (1), 05/17/2024 18:55 (17), 05/17/2024 19:02 (19)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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