SB2023061341 - Multiple vulnerabilities in Microsoft Windows Pragmatic General Multicast (PGM)

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Input validation error (CVE-ID: CVE-2023-32015)

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

The vulnerability exists due to insufficient validation of user-supplied input in Windows Pragmatic General Multicast (PGM). A remote attacker can send a specially crafted file and execute arbitrary code on the target system.

2) Input validation error (CVE-ID: CVE-2023-29363)

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

The vulnerability exists due to insufficient validation of user-supplied input in Windows Pragmatic General Multicast (PGM). A remote attacker can send a specially crafted request to port 1801/TCP and execute arbitrary code on the target system.

3) Input validation error (CVE-ID: CVE-2023-32014)

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

The vulnerability exists due to insufficient validation of user-supplied input in Windows Pragmatic General Multicast (PGM). A remote attacker can send a specially crafted file and execute arbitrary code on the target system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-32015
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-29363
• https://www.zerodayinitiative.com/advisories/ZDI-23-887/
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-32014