CVE-2025-24990

Windows Agere Modem Driver Elevation of Privilege Vulnerability

HIGH 7.8CISA KEV ↗Exploited per ENISA since 2025-10-14

At a glance

Source: NVD
EPSS: EPSS 6.37 % · percentile 94 (2026-10-28)
State: PUBLISHED
Published: 2025-10-14 17:00 UTC
Updated: 2026-02-26 17:47 UTC
Assigner: microsoft
NVD status: Analyzed

Description

Microsoft is aware of vulnerabilities in the third party Agere Modem driver that ships natively with supported Windows operating systems. This is an announcement of the upcoming removal of ltmdm64.sys driver. The driver has been removed in the October cumulative update. Fax modem hardware dependent on this specific driver will no longer work on Windows. Microsoft recommends removing any existing dependencies on this hardware.

Weaknesses (CWE)

CWE-822 — Untrusted Pointer Dereference

References

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.8	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	microsoft
CVSS 3.1	HIGH 7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	NVD · secure@microsoft.com (Secondary)

European references

ENISA EUVD · EUVD-2025-34257
GCVE · GCVE-0-2025-24990

CERT-FR advisories

CERTFR-2025-AVI-0879 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:* < 10.0.10240.21161
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* < 10.0.14393.8519
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* < 10.0.17763.7919
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:* < 10.0.19044.6456
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:* < 10.0.19045.6456
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:x64:* < 10.0.22621.6060
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:* ≤ 10.0.22631.6060
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:* < 10.0.26100.6899
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:* < 10.0.26200.6899
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* ≤ 10.0.14393.8519
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* < 10.0.17763.7919
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* < 10.0.20348.4294
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* < 10.0.25398.1913
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* ≤ 10.0.26100.6899

Affected products

Product	Versions
Microsoft · Windows 10 Version 1507	affected 10.0.10240.0 < 10.0.10240.21161
Microsoft · Windows 10 Version 1607	affected 10.0.14393.0 < 10.0.14393.8519
Microsoft · Windows 10 Version 1809	affected 10.0.17763.0 < 10.0.17763.7919
Microsoft · Windows 10 Version 21H2	affected 10.0.19044.0 < 10.0.19044.6456
Microsoft · Windows 10 Version 22H2	affected 10.0.19045.0 < 10.0.19045.6456
Microsoft · Windows 11 version 22H2	affected 10.0.22621.0 < 10.0.22621.6060
Microsoft · Windows 11 Version 23H2	affected 10.0.22631.0 < 10.0.22631.6060
Microsoft · Windows 11 Version 24H2	affected 10.0.26100.0 < 10.0.26100.6899
Microsoft · Windows 11 Version 25H2	affected 10.0.26200.0 < 10.0.26200.6899
Microsoft · Windows Server 2008 R2 Service Pack 1	affected 6.1.7601.0 < 6.1.7601.27974
Microsoft · Windows Server 2008 R2 Service Pack 1 (Server Core installation)	affected 6.1.7601.0 < 6.1.7601.27974
Microsoft · Windows Server 2008 Service Pack 2	affected 6.0.6003.0 < 6.0.6003.23571
Microsoft · Windows Server 2008 Service Pack 2 (Server Core installation)	affected 6.0.6003.0 < 6.0.6003.23571
Microsoft · Windows Server 2012	affected 6.2.9200.0 < 6.2.9200.25722
Microsoft · Windows Server 2012 (Server Core installation)	affected 6.2.9200.0 < 6.2.9200.25722
Microsoft · Windows Server 2012 R2	affected 6.3.9600.0 < 6.3.9600.22824
Microsoft · Windows Server 2012 R2 (Server Core installation)	affected 6.3.9600.0 < 6.3.9600.22824
Microsoft · Windows Server 2016	affected 10.0.14393.0 < 10.0.14393.8519
Microsoft · Windows Server 2016 (Server Core installation)	affected 10.0.14393.0 < 10.0.14393.8519
Microsoft · Windows Server 2019	affected 10.0.17763.0 < 10.0.17763.7919

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
CISA Known Exploited Vulnerabilities	CC0 1.0
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD