CVE-2019-0985: microsoft windows_7 Out-of-bounds Write

Vulnerability summary

CVE-2019-0985 is a high (CVSS 7.8) Out-of-bounds Write vulnerability in microsoft windows_7. EPSS estimates a 3.52% chance of exploitation in the next 30 days, higher than 89.1% of scored vulnerabilities.

Timeline

1. 12-06-2019
   PublishedVulnerability first disclosed.
2. 20-05-2025
   Last modifiedVulnerability information updated.

Description

A remote code execution vulnerability exists when the Microsoft Speech API (SAPI) improperly handles text-to-speech (TTS) input. The vulnerability could corrupt memory in a way that enables an attacker to execute arbitrary code in the context of the current user. To exploit the vulnerability, an attacker would need to convince a user to open a specially crafted document containing TTS content invoked through a scripting language. The update address the vulnerability by modifying how the system handles objects in memory.

• CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.