Vulnerability identifier: #VU67239
Vulnerability risk: High
CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
Windows
Operating systems & Components /
Operating system
Windows Server
Operating systems & Components /
Operating system
Vendor: Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input in the Windows TCP/IP. A remote attacker can send a specially crafted IPv6 packet and execute arbitrary code on the target system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Windows: 10 - 10 S, 11 - 11 21H2, 7 - 7 SP1, 8.1 - 8.1 RT, 8 - 8 RT, 2000, XP, Vista
Windows Server: 2003 - 2022 20H2
External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-34718
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.