Juniper Junos OS Point to MultiPoint stack-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Juniper Junos OS. This affects an unknown function of the component Point to MultiPoint Handler. The manipulation results in stack-based overflow. This vulnerability is reported as CVE-2021-31383. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Juniper Junos OS (Router Operating System) (version unknown). It has been classified as critical. Affected is an unknown function of the component Point to MultiPoint Handler. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on availability.

The weakness was disclosed 10/19/2021 as JSA11251. The advisory is shared for download at kb.juniper.net. This vulnerability is traded as CVE-2021-31383 since 04/15/2021. 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: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

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

CVSSv2info

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
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

04/15/2021 🔍
10/19/2021 +187 days 🔍
10/19/2021 +0 days 🔍
10/23/2021 +4 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA11251
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-31383 (🔍)
GCVE (CVE): GCVE-0-2021-31383
GCVE (VulDB): GCVE-100-184632

Entryinfo

Created: 10/19/2021 22:59
Updated: 10/23/2021 08:56
Changes: 10/19/2021 22:59 (49), 10/23/2021 08:56 (2)
Complete: 🔍
Cache ID: 216::103

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