#Security Vulnerability

Use after free in Xbox allows an authorized attacker to elevate privileges locally.

Improper authentication in Windows SMB Server allows an authorized attacker to perform tampering over a network.

**How could an attacker exploit this vulnerability?** To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system. Additionally, an attacker could convince a local user to open a malicious file. The attacker would have to convince the user to click a link, typically by way of an enticement in an email or instant message, and then convince them to open the specially crafted file.

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Input Method Editor (IME) allows an authorized attacker to execute code locally.

Improper link resolution before file access ('link following') in XBox Gaming Services allows an authorized attacker to elevate privileges locally.

External control of file name or path in Azure Compute Gallery allows an authorized attacker to elevate privileges over a network.

**What privileges could be gained by an attacker who successfully exploited this vulnerability?** An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

**What type of information could be disclosed by this vulnerability?** An attacker who successfully exploited this vulnerability could obtain Single Sign-On (SSO) cookies in ADFS logs.

Improper validation of specified type of input in Windows Local Session Manager (LSM) allows an authorized attacker to deny service over a network.

Insertion of sensitive information into log file in Windows Failover Cluster allows an authorized attacker to disclose information locally.