Juniper Junos DHCPv6 Relay-Agent Service null pointer dereference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Juniper Junos. This affects an unknown part of the component DHCPv6 Relay-Agent Service. The manipulation leads to null pointer dereference. This vulnerability is documented as CVE-2020-1656. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Juniper Junos (Router Operating System) (version now known). It has been rated as critical. This issue affects some unknown processing of the component DHCPv6 Relay-Agent Service. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is confidentiality, integrity, and availability.

The weakness was released 10/17/2020 as JSA11049. It is possible to read the advisory at kb.juniper.net. The identification of this vulnerability is CVE-2020-1656. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / 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: 🔍

Timelineinfo

11/04/2019 🔍
10/17/2020 +347 days 🔍
10/17/2020 +0 days 🔍
11/20/2020 +34 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA11049
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-1656 (🔍)
GCVE (CVE): GCVE-0-2020-1656
GCVE (VulDB): GCVE-100-162791

Entryinfo

Created: 10/17/2020 10:25
Updated: 11/20/2020 18:50
Changes: 10/17/2020 10:25 (38), 11/19/2020 08:07 (1), 11/20/2020 18:48 (3), 11/20/2020 18:50 (7)
Complete: 🔍
Cache ID: 216::103

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