Haein Lee

**Name of the Vulnerable Software and Affected Versions** Microsoft Office Excel (affected versions not specified) **Description** An integer underflow (wrap or wraparound) occurs in Microsoft Office Excel, which allows an unauthorized attacker to execute arbitrary code locally or remotely, affecting the system. **Recommendations** At the moment, there is no information about a newer version that contains a fix for this vulnerability.

**Name of the Vulnerable Software and Affected Versions** Microsoft Office (affected versions not specified) **Description** A heap-based buffer overflow allows an unauthorized attacker to execute arbitrary code locally and remotely, which can affect the system. A heap-based buffer overflow occurs when an application writes more data to a heap-allocated memory block than it can hold, potentially overwriting adjacent memory. **Recommendations** At the moment, there is no information about a newer version that contains a fix for this vulnerability.

**Name of the Vulnerable Software and Affected Versions** Foxit PDF Editor/Reader (affected versions not specified) **Description** A crafted XFA PDF can trigger a use-after-free condition during calculate event processing. This condition, which occurs when an application continues to use a pointer after it has been freed, can cause the application to crash and lead to arbitrary code execution. **Recommendations** At the moment, there is no information about a newer version that contains a fix for this vulnerability.