SB2019041040 - Expected behavior violation in Juniper Junos OS
Published: April 10, 2019 Updated: May 22, 2019
Security Bulletin ID
SB2019041040
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Expected behavior violation (CVE-ID: CVE-2019-0036)
CWE-ID: CWE-440 - Expected Behavior Violation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to bypass certain security restrictions.
The vulnerability exists due to firewall filter ignores terms using format "internal-n" during configuration. A remote attacker can bypass certain firewall rules and gain unauthorized access to resources.
Remediation
Install update from vendor's website.