SB2022101264 - Denial of service in Junos OS and Junos OS Evolved PPMD
Published: October 12, 2022
Security Bulletin ID
SB2022101264
Severity
Medium
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) Improper Handling of Exceptional Conditions (CVE-ID: CVE-2022-22224)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect error handling when processing malformed OSPF TLV within the periodic packet management daemon (PPMD) process. A remote attacker on the local network can send malformed OSPF TLV and cause the PPMD process to enter an infinite loop.
Remediation
Install update from vendor's website.