SB2022110909 - Multiple vulnerabilities in Microsoft Windows Mark of the Web

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Security features bypass (CVE-ID: CVE-2022-41091)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to security features bypass in Windows Mark of the Web functionality. A remote attacker can trick a victim to open a specially crafted file and bypass Protected View in Microsoft Office, as demonstrated using a specially crafted ZIP archive.

Note, the vulnerability is being actively exploited in the wild.

2) Security features bypass (CVE-ID: CVE-2022-41049)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to security features bypass in Windows Mark of the Web. A remote attacker can trick a victim to open a specially crafted file and cause security feature bypass.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41091
• https://twitter.com/wdormann/status/1590044005395357697
• https://twitter.com/wdormann/status/1544416883419619333
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41049