Integer overflow in expat - CVE-2016-9063

 

Integer overflow in expat - CVE-2016-9063

Published: June 25, 2017 / Updated: August 24, 2017


Vulnerability identifier: #VU7241
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-9063
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: libexpat.org
Affected software:
expat

Detailed vulnerability description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to an integer overflow when handling malicious XML files. A remote attacker can send manipulated XML content, trick the victim into opening it and cause the application using the Expat library to crash.

Successful exploitation of the vulnerability results in denial of service.

How to mitigate CVE-2016-9063

Update to version 2.2.1.

Sources