Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-3675

Severity CVSS v4.0:
Pending analysis
Type:
CWE-787 Out-of-bounds Write
Publication date:
16/06/2022
Last modified:
26/06/2023

Description

Improper Input Validation vulnerability in synaTEE.signed.dll of Synaptics Fingerprint Driver allows a local authorized attacker to overwrite a heap tag, with potential loss of confidentiality. This issue affects: Synaptics Synaptics Fingerprint Driver 5.1.xxx.26 versions prior to xxx=340 on x86/64; 5.2.xxxx.26 versions prior to xxxx=3541 on x86/64; 5.2.2xx.26 versions prior to xx=29 on x86/64; 5.2.3xx.26 versions prior to xx=25 on x86/64; 5.3.xxxx.26 versions prior to xxxx=3543 on x86/64; 5.5.xx.1058 versions prior to xx=44 on x86/64; 5.5.xx.1102 versions prior to xx=34 on x86/64; 5.5.xx.1116 versions prior to xx=14 on x86/64; 6.0.xx.1104 versions prior to xx=50 on x86/64; 6.0.xx.1108 versions prior to xx=31 on x86/64; 6.0.xx.1111 versions prior to xx=58 on x86/64.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.10 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): High

Base Score 3.x
7.10
Severity 3.x
HIGH
Vector 2.0
AV:L/AC:L/Au:N/C:P/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 3.60 LOW
Vector: AV:L/AC:L/Au:N/C:P/I:N/A:P

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): Physical

Base Score 2.0
3.60
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:synaptics:fingerprint_driver:*:*:*:*:*:*:*:* 5.1.000.26 (including) 5.1.340.26 (excluding)
cpe:2.3:a:synaptics:fingerprint_driver:*:*:*:*:*:*:*:* 5.2.0000.26 (including) 5.2.3541.26 (excluding)
cpe:2.3:a:synaptics:fingerprint_driver:*:*:*:*:*:*:*:* 5.2.200.26 (including) 5.2.229.26 (excluding)
cpe:2.3:a:synaptics:fingerprint_driver:*:*:*:*:*:*:*:* 5.2.300.26 (including) 5.2.325.26 (excluding)
cpe:2.3:a:synaptics:fingerprint_driver:*:*:*:*:*:*:*:* 5.3.0000.26 (including) 5.3.3543.26 (excluding)
cpe:2.3:a:synaptics:fingerprint_driver:*:*:*:*:*:*:*:* 5.5.00.1058 (including) 5.5.44.1058 (excluding)
cpe:2.3:a:synaptics:fingerprint_driver:*:*:*:*:*:*:*:* 5.5.00.1102 (including) 5.5.34.1102 (excluding)
cpe:2.3:a:synaptics:fingerprint_driver:*:*:*:*:*:*:*:* 5.5.00.1116 (including) 5.5.14.1116 (excluding)
cpe:2.3:a:synaptics:fingerprint_driver:*:*:*:*:*:*:*:* 6.0.00.1111 (including) 6.0.58.1111 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools