SB2019041041 - Improper control of interaction frequency in Juniper Junos OS
Published: April 10, 2019 Updated: May 22, 2019
Security Bulletin ID
SB2019041041
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper control of interaction frequency (CVE-ID: CVE-2019-0039)
CWE-ID: CWE-799 - Improper Control of Interaction Frequency
CVSSv4: 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/E:U/U:Green
The vulnerability allows a remote attacker to perform brute-force attack.
The vulnerability exists due to the high default connection limit of the REST API which does not implement sufficient measures to prevent multiple failed authentication attempts. A remote attacker can brute-force password using advanced scripting techniques.
Remediation
Install update from vendor's website.