Remote code execution in Microsoft Internet Explorer

1) Buffer overflow

EUVDB-ID: #VU24384

Risk: Critical

CVSSv3.1: 8.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2020-0674

CWE-ID: CWE-119 - Memory corruption

Exploit availability: Yes

Description

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

The vulnerability exists due to a boundary error within the scripting engine. A remote attacker can create a specially crafted webpage, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

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

Mitigation

Install update from vendor's website.

Vulnerable software versions

Microsoft Internet Explorer: 9 - 11

CPE2.3

• cpe:2.3:a:microsoft:microsoft_internet_explorer:9:*:*:*:*:*:*:
• cpe:2.3:a:microsoft:microsoft_internet_explorer:10:*:*:*:*:*:*:
• cpe:2.3:a:microsoft:microsoft_internet_explorer:11:*:*:*:*:*:*:

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV200001
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0674

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?

Yes. This vulnerability is being exploited in the wild.