Researcher Demonstrates Local Privilege Escalation in Legacy Windows Modem Driver Exploited in the Wild

A researcher has demonstrated a local privilege escalation in a legacy Windows modem driver, highlighted by the article title as being exploited in the wild. The vulnerability concerns the Agere Modem Driver and is associated with CVE-2025-24990, described as enabling arbitrary kernel read/write. A supporting image labelled “CVE-2025-24990 Agere Modem Driver, Arbitrary Kernel R/W” accompanies the report, which also notes that the vulnerability report requires verified support access to read the full details.

The piece labels the issue with tags such as Arbitary Read/Write, Kernel Exploit, BYOVD and Windows EoP, underscoring its potential impact on privilege escalation within affected systems. The publication date shown is 22 October 2025, and the article page indicates the content is part of a broader cybersecurity news site, Daily CyberSecurity.

While the article’s full technical details are gated behind supporter access, the available information indicates a PoC exists for this elevation of privileges within the legacy modem driver.