Input validation error in Junos OS - CVE-2020-1640
Published: July 13, 2020
Vulnerability identifier: #VU29690
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-1640
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when processing incoming genuine BGP packets within Juniper Networks RPD daemon. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Affected software
Junos OS
How to mitigate CVE-2020-1640
Install updates from vendor's website.
Junos OS - addressed in versions 16.1R7-S8, 17.3R3-S8, 17.4R2-S11, 17.4R3-S2, 18.1R3-S10, 18.2X75-D32, 18.2X75-D33, 18.2X75-D52, 18.2X75-D60, 18.2X75-D65, 18.2X75-D70, 18.2X75-D420, 18.2R2-S7, 18.2R3-S5, 18.3R2-S4, 18.3R3-S2, 18.4R1-S7, 18.4R2-S5, 18.4R3-S3, 19.1R1-S5, 19.1R2-S2, 19.1R3-S2, 19.2R1-S5, 19.2R2, 19.2R3, 19.3R2-S3, 19.3R3, 19.4R1-S2, 19.4R2, 19.4R3, 20.1R1-S1, 20.1R2, 20.2R1