SB2017120401 - Denial of service in Digium Asterisk
Published: December 4, 2017
Security Bulletin ID
SB2017120401
Severity
Low
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: N/A)
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to an error when handling malicious input. A remote attacker can send a flood of specially crafted data to trigger a flaw in the chan_skinny (SCCP protocol) channel driver, consume excessive virtual memory on the target system and cause the service to stop processing requests. .
Successful exploitation of the vulnerability results in denial of service.
Remediation
Install update from vendor's website.