Remote code execution in Microsoft Internet Explorer



Published: 2010-01-14 | Updated: 2017-01-31
Severity Critical
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2010-0249
CWE ID CWE-416
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
Subscribe
Microsoft Internet Explorer
Client/Desktop applications / Web browsers

Vendor Microsoft

Security Advisory

This security advisory describes one critical risk vulnerability.

1) Use-after-free

Severity: Critical

CVSSv3: 8.9 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C] [PCI]

CVE-ID: CVE-2010-0249

CWE-ID: CWE-416 - Use After Free

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to use-after-free error in Microsoft Internet Explorer. A remote attacker can execute arbitrary code by accessing a pointer associated with a deleted object.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Microsoft Internet Explorer: 5.01, 6, 7, 8

CPE External links

https://technet.microsoft.com/library/security/979352
https://technet.microsoft.com/library/security/ms10-002

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.