SB2017041419 - Fedora 26 update for collectd
Published: April 14, 2017 Updated: April 24, 2025
Security Bulletin ID
SB2017041419
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) Infinite loop (CVE-ID: CVE-2017-7401)
The vulnerability allows a remote attacker to cause denial of service (DoS) conditions.The vulnerability exists due to improper input validation when processing UDP requests within the parse_packet() and parse_part_sign_sha256() functions in network.c.A remote attacker can send specially crafted UDP packets to vulnerable instance of collectd and trigger infinite loop.
Successful exploitation of the vulnerability may allow an attacker to cause denial of service (DoS) conditions, but requires that collectd is configured with "SecurityLevel None" and with empty "AuthFile" options.
Remediation
Install update from vendor's website.