#VU3993 Use-after-free error in Microsoft Internet Explorer - CVE-2012-1523
Published: January 10, 2017 / Updated: March 14, 2017
Vulnerability identifier: #VU3993
Vulnerability risk: High
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:U/U:Amber
CVE-ID: CVE-2012-1523
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
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 a use-after-free error related to Center Element when attempting to access objects that have been deleted. A remote attacker can create a specially crafted Web site, trick the victim into viewing 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.
The weakness exists due to a use-after-free error related to Center Element when attempting to access objects that have been deleted. A remote attacker can create a specially crafted Web site, trick the victim into viewing 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.
Remediation
Install update from vendor's website.