SB2015070106 - mbuf exhaustion in Junos OS
Published: July 1, 2015 Updated: October 26, 2023
Security Bulletin ID
SB2015070106
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) Resource exhaustion (CVE-ID: CVE-2015-5358)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect processing of active TCP sessions. A remote attacker can send a large number of requests that trigger a TCP connection to move to the LAST_ACK state when there is more data to send and consume all available mbufs, resulting in a denial of service condition.
Remediation
Install update from vendor's website.