Microsoft Security Response Center

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

Deserialization of untrusted data in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.

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

Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

Improper input validation in JDBC Driver for SQL Server allows an unauthorized attacker to perform spoofing over a network.

Weak authentication in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.

Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.