SB2022030708 - Denial of service in Junos OS flowd
Published: March 7, 2022
Security Bulletin ID
SB2022030708
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Stack-based buffer overflow (CVE-ID: CVE-2022-22178)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when processing SIP packets in flowd, if the SIP ALG is enabled. A remote unauthenticated attacker can send specially crafted SIP packets to the system, trigger a stack-based buffer overflow and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.