Risk Letters

Exploited vulnerability

CVE-2025-24990

TLP:CLEAR

Microsoft Windows Untrusted Pointer Dereference Vulnerability

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.

Facts

  • Vendor: Microsoft
  • Product: Windows
  • CVSS: 7.8
  • EPSS (probability of exploitation within 30 days): 6.4 %
  • On CISA's Known Exploited Vulnerabilities list since: 14 October 2025
  • First known exploitation: 14 October 2025
  • CISA's deadline for US federal agencies: 4 November 2025
  • Weakness: CWE-822
  • First seen by Risk Letters: 14 October 2025

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD