7.8
HIGH
CVE-2020-3646
Snapdragon Compute/Firmware Buffer Overflow
Description

u'Buffer overflow seen as the destination buffer size is lesser than the source buffer size in video application' in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in Bitra, MSM8909W, QCM2150, QCS405, QCS605, Saipan, SC8180X, SDA845, SDM429W, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130

INFO

Published Date :

Sept. 8, 2020, 10:15 a.m.

Last Modified :

Nov. 21, 2024, 5:31 a.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Public PoC/Exploit Available at Github

CVE-2020-3646 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-2020-3646 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 Qualcomm sdx55_firmware
2 Qualcomm sm8150_firmware
3 Qualcomm sm8250_firmware
4 Qualcomm sxr2130_firmware
5 Qualcomm qcs605_firmware
6 Qualcomm sdx24_firmware
7 Qualcomm msm8909w_firmware
8 Qualcomm sdm429w_firmware
9 Qualcomm qcs405_firmware
10 Qualcomm sc8180x_firmware
11 Qualcomm sda845_firmware
12 Qualcomm sm6150_firmware
13 Qualcomm sm7150_firmware
14 Qualcomm saipan_firmware
15 Qualcomm qcm2150_firmware
16 Qualcomm msm8909w
17 Qualcomm qcs405
18 Qualcomm qcs605
19 Qualcomm sdm429w
20 Qualcomm sdx55
21 Qualcomm sdx24
22 Qualcomm bitra_firmware
23 Qualcomm bitra
24 Qualcomm qcm2150
25 Qualcomm saipan
26 Qualcomm sc8180x
27 Qualcomm sda845
28 Qualcomm sm6150
29 Qualcomm sm7150
30 Qualcomm sm8150
31 Qualcomm sm8250
32 Qualcomm sxr2130
: Total Affected Vendor : 1 | Products : 32
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-2020-3646.

URL Resource
https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin Broken Link
https://www.qualcomm.com/company/product-security/bulletins/august-2020-security-bulletin Patch Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin Broken Link

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).

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404notf0und/CVE-Flow

CVE Data Analysis, CVE Monitor, CVE EXP Prediction Based on Deep Learning. 1999-2020年存量CVE数据分析、监控CVE增量更新、基于深度学习的CVE EXP预测和自动化推送

Python

Updated: 2 weeks, 4 days ago
176 stars 24 fork 24 watcher
Born at : June 15, 2020, 2:56 p.m. This repo has been linked 692 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-2020-3646 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-3646 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Sep. 14, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin No Types Assigned https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin Broken Link
    Added Reference https://www.qualcomm.com/company/product-security/bulletins/august-2020-security-bulletin [Patch, Vendor Advisory]
    Added CWE NIST CWE-120
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:bitra_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:bitra:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:msm8909w_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:msm8909w:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcm2150_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcm2150:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs405_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs405:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs605_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs605:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:saipan_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:saipan:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sc8180x_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sc8180x:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sda845_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sda845:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdm429w_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdm429w:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdx24_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx24:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdx55_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx55:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm6150_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm6150:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm7150_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7150:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm8150_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm8150:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm8250_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm8250:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sxr2130_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sxr2130:-:*:*:*:*:*:*:*
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-2020-3646 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-2020-3646 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.

0.04 }} 0.00%

score

0.10264

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: