Vulnerability Report

CVE-2019-11419

Title: Tencent Wechat Memory Corruption

Memory Corruption

Proof Of Concept

PoC Available for CVE-2019-11419

CWE Category CWE-476
Published Date May 14, 2019
Modified Date Nov 21, 2024
Exploit Status Available
Score 5.5 CVSS v3.1
Exploit Probability (EPSS)
1.00%

Vulnerability Summary

CVE-2019-11419: 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.

Impacted Vendors

T
tencent 1

Reference Links

http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.html https://awakened1712.github.io/hacking/hacking-wechat-dos/ https://www.exploit-db.com/exploits/46853 http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.html https://awakened1712.github.io/hacking/hacking-wechat-dos/ https://www.exploit-db.com/exploits/46853
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.5
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.3
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2019-11419 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/46853
View Code
MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.