SB2021041907 - Denial of service in Juniper Junos OS on the EX4300
Published: April 19, 2021
Security Bulletin ID
SB2021041907
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 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2021-0242)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the improper handling of direct memory access (DMA) buffers. A remote attacker on the local network can trigger memory corruption and cause a denial of service condition on the target system.
Remediation
Install update from vendor's website.