CVE-2020-1688 Information

Description

On Juniper Networks SRX Series and NFX Series a local authenticated user with access to the shell may obtain the Web API service private key that is used to provide encrypted communication between the Juniper device and the authenticator services. Exploitation of this vulnerability may allow an attacker to decrypt the communications between the Juniper device and the authenticator service. This Web API service is used for authentication services such as the Juniper Identity Management Service used to obtain user identity for Integrated User Firewall feature or the integrated ClearPass authentication and enforcement feature. This issue affects Juniper Networks Junos OS on Networks SRX Series and NFX Series: 12.3X48 versions prior to 12.3X48-D105; 15.1X49 versions prior to 15.1X49-D190; 16.1 versions prior to 16.1R7-S8; 17.2 versions prior to 17.2R3-S4; 17.3 versions prior to 17.3R3-S8; 17.4 versions prior to 17.4R2-S11 17.4R3; 18.1 versions prior to 18.1R3-S7; 18.2 versions prior to 18.2R3; 18.3 versions prior to 18.3R2-S4 18.3R3; 18.4 versions prior to 18.4R1-S7 18.4R2; 19.1 versions prior to 19.1R2; 19.2 versions prior to 19.2R1-S4 19.2R2.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Reference

https://kb.juniper.net/InfoCenter/index?page=content&id=KB30911 https://kb.juniper.net/JSA11085 https://www.juniper.net/documentation/en_US/junos/topics/reference/configuration-statement/services-webapi-user-cli.html https://www.juniper.net/documentation/en_US/junos/topics/topic-map/security-user-auth-configure-jims.html https://www.juniper.net/documentation/en_US/junos/topics/topic-map/security-user-auth-intergrated-user-firewall-overview.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

6.5