PT-2025-1142 · Microsoft · Windows Smart Card Reader+1

Published 2025-01-14 · Updated 2025-01-14 · CVE-2025-21312

Positive Technologies (AI Summary)

CVSS v3.1

2.4

Low

Base vector

AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Windows Smart Card Reader (affected versions not specified)

Description The issue is related to the use of an uninitialized resource in the Smart Card Reader service for Windows, which can allow an attacker to disclose protected information. This can potentially affect the system and allow attackers to obtain sensitive information.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use of Uninitialized Resource

Weakness Enumeration

CWE-908

Related Identifiers

BDU:2025-00421

CVE-2025-21312

Affected Products

Windows

Windows Smart Card Reader

References · 9

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21312 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21312 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-21312 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-00421 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21312 · Security Note
• https://osv.dev/vulnerability/CVE-2025-21312 · Vendor Advisory
• https://github.com/MicrosoftDocs/windows-itpro-docs/blob/public/windows/security/identity-protection/smart-cards/smart-card-smart-cards-for-windows-service.md · Note
• https://vuldb.com/?id.291757 · Note
• https://twitter.com/CVEnew/status/1879290765987205349 · Twitter Post