Wiz
Vulnerability DatabaseCVE-2023-20851

CVE-2023-20851: 
NixOS vulnerability analysis and mitigation

Overview

CVE-2023-20851 is a medium severity vulnerability discovered in MediaTek's stc (System Timing Controller) component. The vulnerability was disclosed in September 2023 and affects the MT8188 chipset running Android 11.0 and 13.0 operating systems (MediaTek Bulletin).

Technical details

The vulnerability is classified as an out-of-bounds read vulnerability (CWE-125) that occurs due to a race condition in the stc component. The vulnerability has been assigned a CVSS v3.1 base score of 6.3 MEDIUM (CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H) (NVD).

Impact

If successfully exploited, this vulnerability could lead to local escalation of privilege with System execution privileges. The exploitation requires user interaction and system-level execution privileges (MediaTek Bulletin).

Mitigation and workarounds

MediaTek has released patches to address this vulnerability. Users and manufacturers using affected MT8188 chipsets should update their systems to the latest available version that includes the security fixes (MediaTek Bulletin).

Additional resources

Source: This report was generated using AI

Related NixOS vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2025-14330CRITICAL9.8
  • NixOSNixOS
  • cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
NoYesDec 09, 2025
CVE-2025-14329HIGH8.8
  • NixOSNixOS
  • cpe:2.3:a:mozilla:firefox_esr
NoYesDec 09, 2025
CVE-2025-14333HIGH8.1
  • NixOSNixOS
  • firefox-esr
NoYesDec 09, 2025
CVE-2025-14332HIGH7.3
  • NixOSNixOS
  • thunderbird
NoYesDec 09, 2025
CVE-2025-14331MEDIUM6.5
  • NixOSNixOS
  • firefox
NoYesDec 09, 2025

Free Vulnerability Assessment

Benchmark your Cloud Security Posture

Evaluate your cloud security practices across 9 security domains to benchmark your risk level and identify gaps in your defenses.

Request assessment

Additional Wiz resources

Cloud Vulnerability DB

Cloud Vulnerability DB

A community-led vulnerabilities database

Cloud Threat Landscape

Cloud Threat Landscape

A threat intelligence database

PEACH

PEACH

A tenant isolation framework

Get a personalized demo

Ready to see Wiz in action?

"Best User Experience I have ever seen, provides full visibility to cloud workloads."
David EstlickCISO
"Wiz provides a single pane of glass to see what is going on in our cloud environments."
Adam FletcherChief Security Officer
"We know that if Wiz identifies something as critical, it actually is."
Greg PoniatowskiHead of Threat and Vulnerability Management
Get a demo