Vulnerability identifier: #VU67261
Vulnerability risk: Critical
CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Network
Exploit availability: No
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 target system.
The vulnerability exists due to a boundary error within the SPNEGO Extended Negotiation (NEGOEX) Security Mechanism implementation. A remote non-authenticated attacker can send a specially crafted request to any application that is using NEGOEX authentication protocol, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of the vulnerable 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-2022-37958
http://twitter.com/chompie1337/status/1602757336908660736
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.