CVE-2025-24990: Microsoft Windows Untrusted Pointer Dereference Vulnerability

CISA Known Exploited Vulnerability (KEV)

Description

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.

Required action (CISA)

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

Notes

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-24990 ; https://nvd.nist.gov/vuln/detail/CVE-2025-24990

Weakness behind it

CISA records this vulnerability as an instance of CWE-822. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.

References

• NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-24990
• KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog