SB2021041636 - Denial of service in Juniper Junos OS
Published: April 16, 2021
Security Bulletin ID
SB2021041636
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Check for Unusual or Exceptional Conditions (CVE-ID: CVE-2021-0228)
CWE-ID: CWE-754 - Improper Check for Unusual or Exceptional Conditions
CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacke to perform a denial of service (DoS) attack.
The vulnerability exists due to an improper check for unusual or exceptional conditions vulnerability in Juniper MX Series platforms with Trio-based MPC (Modular Port Concentrator). A remote attacker on the local network can cause a denial of service condition on the target system.
Remediation
Install update from vendor's website.