Vulnerability · Published Jun 16, 2022 · Assigned by Synaptics
CVE-2021-3675synaTEE.signed.dll Out-Of-Bounds Heap Write
Medium 5.5
In plain English
A medium-severity improper input validation in Synaptics Fingerprint Driver from Synaptics. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Synaptics | Synaptics Fingerprint Driver | 5.1.xxx.26 – before xxx=3405.2.xxxx.26 – before xxxx=35415.2.2xx.26 – before xx=295.2.3xx.26 – before xx=255.3.xxxx.26 – before xxxx=35435.5.xx.1058 – before xx=445.5.xx.1102 – before xx=345.5.xx.1116 – before xx=14 |
Weakness: CWE-20 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N