SB2022041234 - Multiple vulnerabilities in Microsoft Windows Hyper-V Shared Virtual Hard Disks

Description

This security bulletin contains information about 4 vulnerabilities.

1) Information disclosure (CVE-ID: CVE-2022-24490)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in Windows Hyper-V Shared Virtual Hard Disks. A remote user can gain unauthorized access to sensitive information on the system.

2) Information disclosure (CVE-ID: CVE-2022-24539)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in Windows Hyper-V Shared Virtual Hard Disks. A remote user can gain unauthorized access to sensitive information on the system.

3) Information disclosure (CVE-ID: CVE-2022-26785)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in Windows Hyper-V Shared Virtual Hard Disks. A remote user can gain unauthorized access to sensitive information on the system.

4) Information disclosure (CVE-ID: CVE-2022-26783)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in Windows Hyper-V Shared Virtual Hard Disks. A remote user can gain unauthorized access to sensitive information on the system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-24490
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-24539
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-26785
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-26783