SB2022110904 - Multiple vulnerabilities in Microsoft Excel

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) Security features bypass (CVE-ID: CVE-2022-41104)

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

The vulnerability exists due to security features bypass in Microsoft Excel. A remote attacker can trick a victim to open a specially crafted file and gain access to sensitive information on the system.

2) Information disclosure (CVE-ID: CVE-2022-41105)

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 Microsoft Excel. A remote attacker can trick a victim to open a specially crafted file and gain unauthorized access to sensitive information on the system.

3) Input validation error (CVE-ID: CVE-2022-41106)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insufficient validation of user-supplied input in Microsoft Excel. A remote attacker can trick a victim to open a specially crafted file and execute arbitrary code on the system.

4) Input validation error (CVE-ID: CVE-2022-41063)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insufficient validation of user-supplied input in Microsoft Excel. A remote attacker can trick a victim to open a specially crafted file and execute arbitrary code on the system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41104
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41105
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41106
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41063