PT-2019-4239 · Nuvoton · Nuvoton Cir Driver

Published 2019-11-14 · Updated 2019-11-19 · CVE-2019-14602

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Nuvoton CIR Driver versions 1.02.1002 and before

Description The issue is related to improper permissions in the installer for the Nuvoton CIR Driver, which may allow an authenticated user to potentially enable escalation of privilege via local access. This is due to errors in using standard permissions. Exploitation of the issue may allow an attacker to elevate their privileges.

Recommendations For versions 1.02.1002 and before, consider restricting access to the installer until a patch is available. As a temporary workaround, review and adjust the permissions settings to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Incorrect Default Permissions

Weakness Enumeration

CWE-276

Related Identifiers

BDU:2019-04840

CVE-2019-14602

Affected Products

Nuvoton Cir Driver

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2019-14602 · Security Note
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-00309.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-14602 · Vendor Advisory
• https://bdu.fstec.ru/vul/2019-04840 · Security Note