SB2025071853 - Denial of service in Junos OS jflow/sflow
Published: July 18, 2025
Security Bulletin ID
SB2025071853
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) Buffer overflow (CVE-ID: CVE-2025-52955)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in the routing protocol daemon (rpd). A remote attacker on the local network can initiate sending of specific updates to the jflow/sflow modules, trigger buffer overflow and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.