SB2022091344 - Multiple vulnerabilities in Microsoft Windows Internet Key Exchange (IKE) Extension

Description

This security bulletin contains information about 3 vulnerabilities.

1) Input validation error (CVE-ID: CVE-2022-34720)

CWE-ID: CWE-20 - Improper input validation

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

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when processing IKEv1 packets. A remote attacker can send specially crafted IKEv1 packets to the system and perform a denial of service (DoS) attack.

2) Input validation error (CVE-ID: CVE-2022-34721)

CWE-ID: CWE-20 - Improper input validation

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

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

The vulnerability exists due to insufficient validation of user-supplied input when handling IKEv1 packets. A remote attacker can send specially crafted IKEv1 packets to the affected system and execute arbitrary code.

3) Input validation error (CVE-ID: CVE-2022-34722)

CWE-ID: CWE-20 - Improper input validation

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

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

The vulnerability exists due to insufficient validation of user-supplied input when handling IKEv1 packets. A remote attacker can send specially crafted IKEv1 packets to the affected system and execute arbitrary code.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-34720
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2022-34721
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-34722