VDB-168039 · CVE-2021-0215 · JSA11105

Juniper Junos 802.1X Authenticator Port Interface resource consumption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Juniper Junos. This vulnerability affects unknown code of the component 802.1X Authenticator Port Interface. Performing a manipulation results in resource consumption. This vulnerability is cataloged as CVE-2021-0215. The attack must originate from the local network. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Juniper Junos (Router Operating System) (the affected version is unknown). This affects an unknown code of the component 802.1X Authenticator Port Interface. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability.

The weakness was shared 01/16/2021 as JSA11105. It is possible to read the advisory at kb.juniper.net. This vulnerability is uniquely identified as CVE-2021-0215. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Router Operating System

Vendor

Juniper

Name

Junos

License

commercial

Website

Vendor: https://www.juniper.net/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

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

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/27/2020 🔍
01/16/2021 +81 days 🔍
01/16/2021 +0 days 🔍
02/14/2021 +29 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA11105
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-0215 (🔍)
GCVE (CVE): GCVE-0-2021-0215
GCVE (VulDB): GCVE-100-168039

Entryinfo

Created: 01/16/2021 09:10
Updated: 02/14/2021 23:58
Changes: 01/16/2021 09:10 (38), 02/14/2021 23:52 (6), 02/14/2021 23:58 (8)
Complete: 🔍
Cache ID: 216::103