Microsoft Windows Untrusted Pointer Dereference Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH

7.8 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

Exploitation Likelihood

EPSS Prediction

3.90 %

Predictive Probability

Percentile Rank

88.2 th

Documented as more likely to be exploited than 88.2% of known CVEs.

Detection Date

Oct 14, 2025

Remediation Due

Nov 04, 2025

CISA Catalog Active

Threat Analysis

Microsoft Windows Agere Modem Driver contains an untrusted pointer dereference vulnerability that allows for privilege escalation. An attacker who successfully exploited this vulnerability could gain administrator privileges.

Remediation Directive

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

External Intelligence

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-24990

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2025-24990