8.8
HIGH
CVE-2017-6421
Qualcomm Touch Controller Pointer Verification Buffer Overflow Vulnerability
Description

In the touch controller function in all Qualcomm products with Android for MSM, Firefox OS for MSM, or QRD Android, a variable may be controlled by the user and can lead to a buffer overflow.

INFO

Published Date :

Aug. 16, 2017, 3:29 p.m.

Last Modified :

Oct. 3, 2019, 12:03 a.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

2.8
Public PoC/Exploit Available at Github

CVE-2017-6421 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2017-6421 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Google android
: Total Affected Vendor : 1 | Products : 1
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2017-6421.

URL Resource
http://www.securitytracker.com/id/1038623 VDB Entry Third Party Advisory
https://source.android.com/security/bulletin/2017-06-01 Patch Vendor Advisory
https://source.codeaurora.org/quic/la//kernel/msm-4.4/commit/?id=be42c7ff1f0396484882451fd18f47144c8f1b6b Issue Tracking Patch Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
jiayy/android_vuln_poc-exp

This project contains pocs and exploits for vulneribilities I found (mostly)

Makefile C Assembly Python Shell HTML CMake Batchfile Meson Roff

Updated: 4 weeks, 1 day ago
725 stars 201 fork 201 watcher
Born at : Sept. 7, 2016, 12:05 p.m. This repo has been linked 142 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-6421 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-6421 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-264 CWE-120
  • Initial Analysis by [email protected]

    Aug. 20, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:A/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.securitytracker.com/id/1038623 No Types Assigned http://www.securitytracker.com/id/1038623 Third Party Advisory, VDB Entry
    Changed Reference Type https://source.codeaurora.org/quic/la//kernel/msm-4.4/commit/?id=be42c7ff1f0396484882451fd18f47144c8f1b6b No Types Assigned https://source.codeaurora.org/quic/la//kernel/msm-4.4/commit/?id=be42c7ff1f0396484882451fd18f47144c8f1b6b Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://source.android.com/security/bulletin/2017-06-01 No Types Assigned https://source.android.com/security/bulletin/2017-06-01 Patch, Vendor Advisory
    Added CWE CWE-264
    Added CPE Configuration OR *cpe:2.3:o:google:android:*:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Aug. 18, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1038623 [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 17, 2017

    Action Type Old Value New Value
    Changed Description In the touch controller function in all Qualcomm products in all Android releases from CAF using the Linux kernel, a variable may be controlled by the user and can lead to a buffer overflow. In the touch controller function in all Qualcomm products with Android for MSM, Firefox OS for MSM, or QRD Android, a variable may be controlled by the user and can lead to a buffer overflow.
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-6421 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2017-6421 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-67: String Format Overflow in syslog() String Format Overflow in syslog() CAPEC-92: Forced Integer Overflow Forced Integer Overflow CAPEC-100: Overflow Buffers Overflow Buffers
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.09 }} 0.00%

score

0.37418

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: