SB2016092617 - XXE attack in expat (Alpine package)
Published: September 26, 2016
Security Bulletin ID
SB2016092617
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) XXE attack (CVE-ID: CVE-2016-4472)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to the overflow protection in Expat is removed by compilers with certain optimization settings. A remote attacker can supply specially crafted XML data and cause the service to crash.
The vulnerability exists due to incomplete fix for CVE-2015-1283 and CVE-2015-2716.
Remediation
Install update from vendor's website.