#VU4717 Use-after-free error in Microsoft Internet Explorer - CVE-2013-3897
Published: January 16, 2017 / Updated: November 20, 2020
Vulnerability identifier: #VU4717
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2013-3897
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Microsoft Internet Explorer
Microsoft Internet Explorer
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to user-after-free vulnerability in the CDisplayPointer object. A remote attacker can create a specially crafted Web page containing, trick the victim into visiting it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.
Note: the vulnerability was being actively exploited.
The weakness exists due to user-after-free vulnerability in the CDisplayPointer object. A remote attacker can create a specially crafted Web page containing, trick the victim into visiting it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.
Note: the vulnerability was being actively exploited.
Remediation
Install update from vendor's website.