Information disclosure in Junos OS - CVE-2020-1628
Published: April 24, 2024
Vulnerability identifier: #VU88976
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-1628
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output. A remote attacker can access heartbeats, kernel versions, etc. out to the Internet if the 128.0.0.0/2 subnet is sued for internal communications between the RE and PFEs.
Affected software
Junos OS
How to mitigate CVE-2020-1628
Install updates from vendor's website.
Junos OS - addressed in versions 14.1X53-D53, 15.1X49-D200, 15.1X49-D210, 15.1R7-S6, 16.1R7-S7, 17.1R2-S11, 17.1R3-S2, 17.2R3-S3, 17.3R2-S5, 17.3R3-S7, 17.4R2-S9, 17.4R3, 18.1R3-S8, 18.2R3-S2, 18.3R2-S3, 18.3R3, 18.3R3-S1, 18.4R1-S5, 18.4R2-S3, 18.4R3, 19.1R1-S4, 19.1R2, 19.2R1-S4, 19.2R2, 19.3R1-S1, 19.3R2, 19.4R1, 20.4R3-S4, 21.4R1-S1, 21.4R2, 22.1R1