CVE-2020-1637 Information

Description

A vulnerability in Juniper Networks SRX Series device configured as a Junos OS Enforcer device may allow a user to access network resources that are not permitted by a UAC policy. This issue might occur when the IP address range configured in the Infranet Controller (IC) is configured as an IP address range instead of an IP address/netmask. See the Workaround section for more detail. The Junos OS Enforcer CLI settings are disabled by default. This issue affects Juniper Networks Junos OS on SRX Series: 12.3X48 versions prior to 12.3X48-D100; 15.1X49 versions prior to 15.1X49-D210; 17.3 versions prior to 17.3R2-S5 17.3R3-S8; 17.4 versions prior to 17.4R2-S9 17.4R3-S1; 18.1 versions prior to 18.1R3-S10; 18.2 versions prior to 18.2R2-S7 18.2R3-S3; 18.3 versions prior to 18.3R1-S7 18.3R3-S2; 18.4 versions prior to 18.4R1-S6 18.4R2-S4 18.4R3-S1; 19.1 versions prior to 19.1R1-S4 19.1R2-S1 19.1R3; 19.2 versions prior to 19.2R1-S3 19.2R2; 19.3 versions prior to 19.3R2-S1 19.3R3; 19.4 versions prior to 19.4R1-S1 19.4R2.

CVSS Vector

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

Reference

https://kb.juniper.net/JSA11018

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.5