5.5
MEDIUM
CVE-2019-11419
WeChat VoIP Android IMEI Extraction Denial of Service Vulnerability
Description

vcodec2_hls_filter in libvoipCodec_v7a.so in the WeChat application through 7.0.3 for Android allows attackers to cause a denial of service (application crash) by replacing an emoji file (under the /sdcard/tencent/MicroMsg directory) with a crafted .wxgf file. The content of the replacement must be derived from the phone's IMEI. The crash occurs upon receiving a message that contains the replaced emoji.

INFO

Published Date :

May 14, 2019, 7:29 p.m.

Last Modified :

March 1, 2023, 3:29 p.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2019-11419 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 Tencent wechat
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-2019-11419.

URL Resource
http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.html Third Party Advisory VDB Entry
https://awakened1712.github.io/hacking/hacking-wechat-dos/ Exploit Technical Description
https://www.exploit-db.com/exploits/46853 Exploit Third Party Advisory VDB Entry

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).

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

The following list is the news that have been mention CVE-2019-11419 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-11419 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
  • Modified Analysis by [email protected]

    Mar. 01, 2023

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
    Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
    Changed Reference Type http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.html No Types Assigned http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.html Third Party Advisory, VDB Entry
    Changed Reference Type https://www.exploit-db.com/exploits/46853 No Types Assigned https://www.exploit-db.com/exploits/46853 Exploit, Third Party Advisory, VDB Entry
  • CWE Remap by [email protected]

    Aug. 24, 2020

    Action Type Old Value New Value
    Changed CWE CWE-20 CWE-476
  • CVE Modified by [email protected]

    May. 17, 2019

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/46853 [No Types Assigned]
  • CVE Modified by [email protected]

    May. 17, 2019

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.html [No Types Assigned]
  • Initial Analysis by [email protected]

    May. 15, 2019

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
    Changed Reference Type https://awakened1712.github.io/hacking/hacking-wechat-dos/ No Types Assigned https://awakened1712.github.io/hacking/hacking-wechat-dos/ Exploit, Technical Description
    Added CWE CWE-20
    Added CPE Configuration OR *cpe:2.3:a:tencent:wechat:*:*:*:*:*:android:*:* versions up to (including) 7.0.3
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-2019-11419 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-2019-11419 weaknesses.

Exploit Prediction

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

0.20 }} 0.06%

score

0.58474

percentile

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