Windows Hyper-V Remote Code Execution Vulnerability
🔗 CVE IDs covered (1)
📋 Description
According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution? The word Remote in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally. For example, when the score indicates that the Attack Vector is Local and User Interaction is Required, this could describe an exploit in which an attacker, through social engineering, convinces a victim to download and open a specially crafted file from a website which leads to a local attack on their computer.
How could an attacker exploit this vulnerability? To exploit this vulnerability, an attacker could run a specially crafted application on a Hyper-V guest that could cause the Hyper-V host operating system to execute arbitrary code.
According to the CVSS metric, a successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability? Successful exploitation of this vulnerability could allow a Hyper-V guest to affect the functionality of the Hyper-V host.
🎯 Affected products7
- Windows 10 Version 21H1 for x64-based Systems
- Windows 10 Version 21H2 for x64-based Systems
- Windows 11 Version 22H2 for x64-based Systems
- Windows 11 version 21H2 for x64-based Systems
- Windows Server 2022
- Windows Server 2022 (Server Core installation)
- Windows Server, version 20H2 (Server Core Installation)
✅ Remediation
KB5023706 (Security Update) — fixed build 10.0.22621.1413 KB5012599 (Security Update) — fixed build 10.0.19043.1645 KB5012604 (Security Update) — fixed build 10.0.20348.643 KB5012599 (Security Update) — fixed build 10.0.19042.1645 KB5012592 (Security Update) — fixed build 10.0.22000.613 KB5012599 (Security Update) — fixed build 10.0.19044.1645
🔗 References (9)
- advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-23257
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5023706
- referencehttps://support.microsoft.com/help/5023706
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5012599
- referencehttps://support.microsoft.com/help/5012599
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5012604
- referencehttps://support.microsoft.com/help/5012604
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5012592
- referencehttps://support.microsoft.com/help/5012592